313624627180

素因数分解:

$2^2\times 5^1\times {\mathrm{6421}}^1\times {\mathrm{2442179}}^1$

素因数の和:2448609

約数の個数: 24

約数和(自身を含む): 658714558320

約数和(自身を除く): 345089931140

約数列:

[1, 2, 4, 5, 10, 20, 6421, 12842, 25684, 32105, 64210, 128420, 2442179, 4884358, 9768716, 12210895, 24421790, 48843580, 15681231359, 31362462718, 62724925436, 78406156795, 156812313590, 313624627180]

約数ペア:

[(1, 313624627180), (2, 156812313590), (4, 78406156795), (5, 62724925436), (10, 31362462718), (20, 15681231359), (6421, 48843580), (12842, 24421790), (25684, 12210895), (32105, 9768716), (64210, 4884358), (128420, 2442179)]