4047752020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{307}}^1$

素因数の和:522

約数の個数: 192

約数和(自身を含む): 10301195520

約数和(自身を除く): 6253443500

約数列:

[1, 2, 4, 5, 10, 13, 17, 19, 20, 26, 34, 38, 52, 65, 68, 76, 85, 95, 130, 157, 170, 190, 221, 247, 260, 307, 314, 323, 340, 380, 442, 494, 614, 628, 646, 785, 884, 988, 1105, 1228, 1235, 1292, 1535, 1570, 1615, 2041, 2210, 2470, 2669, 2983, 3070, 3140, 3230, 3991, 4082, 4199, 4420, 4940, 5219, 5338, 5833, 5966, 6140, 6460, 7982, 8164, 8398, 10205, 10438, 10676, 11666, 11932, 13345, 14915, 15964, 16796, 19955, 20410, 20876, 20995, 23332, 26095, 26690, 29165, 29830, 34697, 38779, 39910, 40820, 41990, 48199, 50711, 52190, 53380, 58330, 59660, 67847, 69394, 75829, 77558, 79820, 83980, 96398, 99161, 101422, 104380, 116660, 135694, 138788, 151658, 155116, 173485, 192796, 193895, 198322, 202844, 240995, 253555, 271388, 303316, 339235, 346970, 379145, 387790, 396644, 481990, 495805, 507110, 626587, 659243, 678470, 693940, 758290, 775580, 819383, 915781, 963980, 991610, 1014220, 1253174, 1289093, 1318486, 1356940, 1516580, 1638766, 1831562, 1983220, 2506348, 2578186, 2636972, 3132935, 3277532, 3296215, 3663124, 4096915, 4578905, 5156372, 6265870, 6445465, 6592430, 8193830, 9157810, 10651979, 11905153, 12531740, 12890930, 13184860, 15568277, 16387660, 18315620, 21303958, 23810306, 25781860, 31136554, 42607916, 47620612, 53259895, 59525765, 62273108, 77841385, 106519790, 119051530, 155682770, 202387601, 213039580, 238103060, 311365540, 404775202, 809550404, 1011938005, 2023876010, 4047752020]

約数ペア:

[(1, 4047752020), (2, 2023876010), (4, 1011938005), (5, 809550404), (10, 404775202), (13, 311365540), (17, 238103060), (19, 213039580), (20, 202387601), (26, 155682770), (34, 119051530), (38, 106519790), (52, 77841385), (65, 62273108), (68, 59525765), (76, 53259895), (85, 47620612), (95, 42607916), (130, 31136554), (157, 25781860), (170, 23810306), (190, 21303958), (221, 18315620), (247, 16387660), (260, 15568277), (307, 13184860), (314, 12890930), (323, 12531740), (340, 11905153), (380, 10651979), (442, 9157810), (494, 8193830), (614, 6592430), (628, 6445465), (646, 6265870), (785, 5156372), (884, 4578905), (988, 4096915), (1105, 3663124), (1228, 3296215), (1235, 3277532), (1292, 3132935), (1535, 2636972), (1570, 2578186), (1615, 2506348), (2041, 1983220), (2210, 1831562), (2470, 1638766), (2669, 1516580), (2983, 1356940), (3070, 1318486), (3140, 1289093), (3230, 1253174), (3991, 1014220), (4082, 991610), (4199, 963980), (4420, 915781), (4940, 819383), (5219, 775580), (5338, 758290), (5833, 693940), (5966, 678470), (6140, 659243), (6460, 626587), (7982, 507110), (8164, 495805), (8398, 481990), (10205, 396644), (10438, 387790), (10676, 379145), (11666, 346970), (11932, 339235), (13345, 303316), (14915, 271388), (15964, 253555), (16796, 240995), (19955, 202844), (20410, 198322), (20876, 193895), (20995, 192796), (23332, 173485), (26095, 155116), (26690, 151658), (29165, 138788), (29830, 135694), (34697, 116660), (38779, 104380), (39910, 101422), (40820, 99161), (41990, 96398), (48199, 83980), (50711, 79820), (52190, 77558), (53380, 75829), (58330, 69394), (59660, 67847)]