487996840

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{146987}}^1$

素因数の和:147081

約数の個数: 32

約数和(自身を含む): 1111229280

約数和(自身を除く): 623232440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 146987, 293974, 587948, 734935, 1175896, 1469870, 2939740, 5879480, 12199921, 24399842, 48799684, 60999605, 97599368, 121999210, 243998420, 487996840]

約数ペア:

[(1, 487996840), (2, 243998420), (4, 121999210), (5, 97599368), (8, 60999605), (10, 48799684), (20, 24399842), (40, 12199921), (83, 5879480), (166, 2939740), (332, 1469870), (415, 1175896), (664, 734935), (830, 587948), (1660, 293974), (3320, 146987)]