4865251220

素因数分解:

$2^2\times 5^1\times {\mathrm{2141}}^1\times {\mathrm{113621}}^1$

素因数の和:115771

約数の個数: 24

約数和(自身を含む): 10221889608

約数和(自身を除く): 5356638388

約数列:

[1, 2, 4, 5, 10, 20, 2141, 4282, 8564, 10705, 21410, 42820, 113621, 227242, 454484, 568105, 1136210, 2272420, 243262561, 486525122, 973050244, 1216312805, 2432625610, 4865251220]

約数ペア:

[(1, 4865251220), (2, 2432625610), (4, 1216312805), (5, 973050244), (10, 486525122), (20, 243262561), (2141, 2272420), (4282, 1136210), (8564, 568105), (10705, 454484), (21410, 227242), (42820, 113621)]