42343940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{124541}}^1$

素因数の和:124567

約数の個数: 24

約数和(自身を含む): 94153752

約数和(自身を除く): 51809812

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 124541, 249082, 498164, 622705, 1245410, 2117197, 2490820, 4234394, 8468788, 10585985, 21171970, 42343940]

約数ペア:

[(1, 42343940), (2, 21171970), (4, 10585985), (5, 8468788), (10, 4234394), (17, 2490820), (20, 2117197), (34, 1245410), (68, 622705), (85, 498164), (170, 249082), (340, 124541)]