42232220

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{29741}}^1$

素因数の和:29821

約数の個数: 24

約数和(自身を含む): 89939808

約数和(自身を除く): 47707588

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 29741, 59482, 118964, 148705, 297410, 594820, 2111611, 4223222, 8446444, 10558055, 21116110, 42232220]

約数ペア:

[(1, 42232220), (2, 21116110), (4, 10558055), (5, 8446444), (10, 4223222), (20, 2111611), (71, 594820), (142, 297410), (284, 148705), (355, 118964), (710, 59482), (1420, 29741)]