38531720

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{563}}^1$

素因数の和:662

約数の個数: 64

約数和(自身を含む): 91368000

約数和(自身を除く): 52836280

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 59, 116, 118, 145, 232, 236, 290, 295, 472, 563, 580, 590, 1126, 1160, 1180, 1711, 2252, 2360, 2815, 3422, 4504, 5630, 6844, 8555, 11260, 13688, 16327, 17110, 22520, 32654, 33217, 34220, 65308, 66434, 68440, 81635, 130616, 132868, 163270, 166085, 265736, 326540, 332170, 653080, 664340, 963293, 1328680, 1926586, 3853172, 4816465, 7706344, 9632930, 19265860, 38531720]

約数ペア:

[(1, 38531720), (2, 19265860), (4, 9632930), (5, 7706344), (8, 4816465), (10, 3853172), (20, 1926586), (29, 1328680), (40, 963293), (58, 664340), (59, 653080), (116, 332170), (118, 326540), (145, 265736), (232, 166085), (236, 163270), (290, 132868), (295, 130616), (472, 81635), (563, 68440), (580, 66434), (590, 65308), (1126, 34220), (1160, 33217), (1180, 32654), (1711, 22520), (2252, 17110), (2360, 16327), (2815, 13688), (3422, 11260), (4504, 8555), (5630, 6844)]