20343314560

素因数分解:

$2^7\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{11087}}^1$

素因数の和:11214

約数の個数: 128

約数和(自身を含む): 50486768640

約数和(自身を除く): 30143454080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 61, 64, 80, 94, 122, 128, 160, 188, 235, 244, 305, 320, 376, 470, 488, 610, 640, 752, 940, 976, 1220, 1504, 1880, 1952, 2440, 2867, 3008, 3760, 3904, 4880, 5734, 6016, 7520, 7808, 9760, 11087, 11468, 14335, 15040, 19520, 22174, 22936, 28670, 30080, 39040, 44348, 45872, 55435, 57340, 88696, 91744, 110870, 114680, 177392, 183488, 221740, 229360, 354784, 366976, 443480, 458720, 521089, 676307, 709568, 886960, 917440, 1042178, 1352614, 1419136, 1773920, 1834880, 2084356, 2605445, 2705228, 3381535, 3547840, 4168712, 5210890, 5410456, 6763070, 7095680, 8337424, 10421780, 10820912, 13526140, 16674848, 20843560, 21641824, 27052280, 31786429, 33349696, 41687120, 43283648, 54104560, 63572858, 66699392, 83374240, 86567296, 108209120, 127145716, 158932145, 166748480, 216418240, 254291432, 317864290, 333496960, 432836480, 508582864, 635728580, 1017165728, 1271457160, 2034331456, 2542914320, 4068662912, 5085828640, 10171657280, 20343314560]

約数ペア:

[(1, 20343314560), (2, 10171657280), (4, 5085828640), (5, 4068662912), (8, 2542914320), (10, 2034331456), (16, 1271457160), (20, 1017165728), (32, 635728580), (40, 508582864), (47, 432836480), (61, 333496960), (64, 317864290), (80, 254291432), (94, 216418240), (122, 166748480), (128, 158932145), (160, 127145716), (188, 108209120), (235, 86567296), (244, 83374240), (305, 66699392), (320, 63572858), (376, 54104560), (470, 43283648), (488, 41687120), (610, 33349696), (640, 31786429), (752, 27052280), (940, 21641824), (976, 20843560), (1220, 16674848), (1504, 13526140), (1880, 10820912), (1952, 10421780), (2440, 8337424), (2867, 7095680), (3008, 6763070), (3760, 5410456), (3904, 5210890), (4880, 4168712), (5734, 3547840), (6016, 3381535), (7520, 2705228), (7808, 2605445), (9760, 2084356), (11087, 1834880), (11468, 1773920), (14335, 1419136), (15040, 1352614), (19520, 1042178), (22174, 917440), (22936, 886960), (28670, 709568), (30080, 676307), (39040, 521089), (44348, 458720), (45872, 443480), (55435, 366976), (57340, 354784), (88696, 229360), (91744, 221740), (110870, 183488), (114680, 177392)]