121653620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{552971}}^1$

素因数の和:552991

約数の個数: 24

約数和(自身を含む): 278697888

約数和(自身を除く): 157044268

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 552971, 1105942, 2211884, 2764855, 5529710, 6082681, 11059420, 12165362, 24330724, 30413405, 60826810, 121653620]

約数ペア:

[(1, 121653620), (2, 60826810), (4, 30413405), (5, 24330724), (10, 12165362), (11, 11059420), (20, 6082681), (22, 5529710), (44, 2764855), (55, 2211884), (110, 1105942), (220, 552971)]