4258420

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1429}}^1$

素因数の和:1587

約数の個数: 24

約数和(自身を含む): 9009000

約数和(自身を除く): 4750580

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1429, 1490, 2858, 2980, 5716, 7145, 14290, 28580, 212921, 425842, 851684, 1064605, 2129210, 4258420]

約数ペア:

[(1, 4258420), (2, 2129210), (4, 1064605), (5, 851684), (10, 425842), (20, 212921), (149, 28580), (298, 14290), (596, 7145), (745, 5716), (1429, 2980), (1490, 2858)]