817071860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{337633}}^1$

素因数の和:337664

約数の個数: 36

約数和(自身を含む): 1886023524

約数和(自身を除く): 1068951664

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 337633, 675266, 1350532, 1688165, 3376330, 3713963, 6752660, 7427926, 14855852, 18569815, 37139630, 40853593, 74279260, 81707186, 163414372, 204267965, 408535930, 817071860]

約数ペア:

[(1, 817071860), (2, 408535930), (4, 204267965), (5, 163414372), (10, 81707186), (11, 74279260), (20, 40853593), (22, 37139630), (44, 18569815), (55, 14855852), (110, 7427926), (121, 6752660), (220, 3713963), (242, 3376330), (484, 1688165), (605, 1350532), (1210, 675266), (2420, 337633)]