8909014760

素因数分解:

$2^3\times 5^1\times {\mathrm{1429}}^1\times {\mathrm{155861}}^1$

素因数の和:157301

約数の個数: 32

約数和(自身を含む): 20059439400

約数和(自身を除く): 11150424640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1429, 2858, 5716, 7145, 11432, 14290, 28580, 57160, 155861, 311722, 623444, 779305, 1246888, 1558610, 3117220, 6234440, 222725369, 445450738, 890901476, 1113626845, 1781802952, 2227253690, 4454507380, 8909014760]

約数ペア:

[(1, 8909014760), (2, 4454507380), (4, 2227253690), (5, 1781802952), (8, 1113626845), (10, 890901476), (20, 445450738), (40, 222725369), (1429, 6234440), (2858, 3117220), (5716, 1558610), (7145, 1246888), (11432, 779305), (14290, 623444), (28580, 311722), (57160, 155861)]