374233780

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{306749}}^1$

素因数の和:306819

約数の個数: 24

約数和(自身を含む): 798777000

約数和(自身を除く): 424543220

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 306749, 613498, 1226996, 1533745, 3067490, 6134980, 18711689, 37423378, 74846756, 93558445, 187116890, 374233780]

約数ペア:

[(1, 374233780), (2, 187116890), (4, 93558445), (5, 74846756), (10, 37423378), (20, 18711689), (61, 6134980), (122, 3067490), (244, 1533745), (305, 1226996), (610, 613498), (1220, 306749)]