1620161290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2539}}^1\times {\mathrm{5801}}^1$

素因数の和:8358

約数の個数: 32

約数和(自身を含む): 3183209280

約数和(自身を除く): 1563047990

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 2539, 5078, 5801, 11602, 12695, 25390, 27929, 29005, 55858, 58010, 63811, 127622, 139645, 279290, 319055, 638110, 14728739, 29457478, 73643695, 147287390, 162016129, 324032258, 810080645, 1620161290]

約数ペア:

[(1, 1620161290), (2, 810080645), (5, 324032258), (10, 162016129), (11, 147287390), (22, 73643695), (55, 29457478), (110, 14728739), (2539, 638110), (5078, 319055), (5801, 279290), (11602, 139645), (12695, 127622), (25390, 63811), (27929, 58010), (29005, 55858)]