2108943280

素因数分解:

$2^4\times 5^1\times {\mathrm{1471}}^1\times {\mathrm{17921}}^1$

素因数の和:19405

約数の個数: 40

約数和(自身を含む): 4906900224

約数和(自身を除く): 2797956944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1471, 2942, 5884, 7355, 11768, 14710, 17921, 23536, 29420, 35842, 58840, 71684, 89605, 117680, 143368, 179210, 286736, 358420, 716840, 1433680, 26361791, 52723582, 105447164, 131808955, 210894328, 263617910, 421788656, 527235820, 1054471640, 2108943280]

約数ペア:

[(1, 2108943280), (2, 1054471640), (4, 527235820), (5, 421788656), (8, 263617910), (10, 210894328), (16, 131808955), (20, 105447164), (40, 52723582), (80, 26361791), (1471, 1433680), (2942, 716840), (5884, 358420), (7355, 286736), (11768, 179210), (14710, 143368), (17921, 117680), (23536, 89605), (29420, 71684), (35842, 58840)]