280069340

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{93983}}^1$

素因数の和:94141

約数の個数: 24

約数和(自身を含む): 592099200

約数和(自身を除く): 312029860

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 93983, 187966, 375932, 469915, 939830, 1879660, 14003467, 28006934, 56013868, 70017335, 140034670, 280069340]

約数ペア:

[(1, 280069340), (2, 140034670), (4, 70017335), (5, 56013868), (10, 28006934), (20, 14003467), (149, 1879660), (298, 939830), (596, 469915), (745, 375932), (1490, 187966), (2980, 93983)]