228938140

素因数分解:

$2^2\times 5^1\times {\mathrm{557}}^1\times {\mathrm{20551}}^1$

素因数の和:21117

約数の個数: 24

約数和(自身を含む): 481656672

約数和(自身を除く): 252718532

約数列:

[1, 2, 4, 5, 10, 20, 557, 1114, 2228, 2785, 5570, 11140, 20551, 41102, 82204, 102755, 205510, 411020, 11446907, 22893814, 45787628, 57234535, 114469070, 228938140]

約数ペア:

[(1, 228938140), (2, 114469070), (4, 57234535), (5, 45787628), (10, 22893814), (20, 11446907), (557, 411020), (1114, 205510), (2228, 102755), (2785, 82204), (5570, 41102), (11140, 20551)]