390725264

素因数分解:

$2^4\times {\mathrm{2459}}^1\times {\mathrm{9931}}^1$

素因数の和:12398

約数の個数: 20

約数和(自身を含む): 757414320

約数和(自身を除く): 366689056

約数列:

[1, 2, 4, 8, 16, 2459, 4918, 9836, 9931, 19672, 19862, 39344, 39724, 79448, 158896, 24420329, 48840658, 97681316, 195362632, 390725264]

約数ペア:

[(1, 390725264), (2, 195362632), (4, 97681316), (8, 48840658), (16, 24420329), (2459, 158896), (4918, 79448), (9836, 39724), (9931, 39344), (19672, 19862)]