68865460

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{14407}}^1$

素因数の和:14655

約数の個数: 24

約数和(自身を含む): 145232640

約数和(自身を除く): 76367180

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 956, 1195, 2390, 4780, 14407, 28814, 57628, 72035, 144070, 288140, 3443273, 6886546, 13773092, 17216365, 34432730, 68865460]

約数ペア:

[(1, 68865460), (2, 34432730), (4, 17216365), (5, 13773092), (10, 6886546), (20, 3443273), (239, 288140), (478, 144070), (956, 72035), (1195, 57628), (2390, 28814), (4780, 14407)]