465410380

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{213491}}^1$

素因数の和:213609

約数の個数: 24

約数和(自身を含む): 986333040

約数和(自身を除く): 520922660

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 213491, 426982, 853964, 1067455, 2134910, 4269820, 23270519, 46541038, 93082076, 116352595, 232705190, 465410380]

約数ペア:

[(1, 465410380), (2, 232705190), (4, 116352595), (5, 93082076), (10, 46541038), (20, 23270519), (109, 4269820), (218, 2134910), (436, 1067455), (545, 853964), (1090, 426982), (2180, 213491)]