1907969440

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{1721}}^1$

素因数の和:1803

約数の個数: 144

約数和(自身を含む): 5002940376

約数和(自身を除く): 3094970936

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 41, 52, 65, 80, 82, 104, 130, 160, 164, 169, 205, 208, 260, 328, 338, 410, 416, 520, 533, 656, 676, 820, 845, 1040, 1066, 1312, 1352, 1640, 1690, 1721, 2080, 2132, 2665, 2704, 3280, 3380, 3442, 4264, 5330, 5408, 6560, 6760, 6884, 6929, 8528, 8605, 10660, 13520, 13768, 13858, 17056, 17210, 21320, 22373, 27040, 27536, 27716, 34420, 34645, 42640, 44746, 55072, 55432, 68840, 69290, 70561, 85280, 89492, 110864, 111865, 137680, 138580, 141122, 178984, 221728, 223730, 275360, 277160, 282244, 290849, 352805, 357968, 447460, 554320, 564488, 581698, 705610, 715936, 894920, 917293, 1108640, 1128976, 1163396, 1411220, 1454245, 1789840, 1834586, 2257952, 2326792, 2822440, 2908490, 3579680, 3669172, 4586465, 4653584, 5644880, 5816980, 7338344, 9172930, 9307168, 11289760, 11633960, 11924809, 14676688, 18345860, 23267920, 23849618, 29353376, 36691720, 46535840, 47699236, 59624045, 73383440, 95398472, 119248090, 146766880, 190796944, 238496180, 381593888, 476992360, 953984720, 1907969440]

約数ペア:

[(1, 1907969440), (2, 953984720), (4, 476992360), (5, 381593888), (8, 238496180), (10, 190796944), (13, 146766880), (16, 119248090), (20, 95398472), (26, 73383440), (32, 59624045), (40, 47699236), (41, 46535840), (52, 36691720), (65, 29353376), (80, 23849618), (82, 23267920), (104, 18345860), (130, 14676688), (160, 11924809), (164, 11633960), (169, 11289760), (205, 9307168), (208, 9172930), (260, 7338344), (328, 5816980), (338, 5644880), (410, 4653584), (416, 4586465), (520, 3669172), (533, 3579680), (656, 2908490), (676, 2822440), (820, 2326792), (845, 2257952), (1040, 1834586), (1066, 1789840), (1312, 1454245), (1352, 1411220), (1640, 1163396), (1690, 1128976), (1721, 1108640), (2080, 917293), (2132, 894920), (2665, 715936), (2704, 705610), (3280, 581698), (3380, 564488), (3442, 554320), (4264, 447460), (5330, 357968), (5408, 352805), (6560, 290849), (6760, 282244), (6884, 277160), (6929, 275360), (8528, 223730), (8605, 221728), (10660, 178984), (13520, 141122), (13768, 138580), (13858, 137680), (17056, 111865), (17210, 110864), (21320, 89492), (22373, 85280), (27040, 70561), (27536, 69290), (27716, 68840), (34420, 55432), (34645, 55072), (42640, 44746)]