2001738891940

素因数分解:

$2^2\times 5^1\times {\mathrm{2207}}^1\times {\mathrm{45349771}}^1$

素因数の和:45351987

約数の個数: 24

約数和(自身を含む): 4205556456192

約数和(自身を除く): 2203817564252

約数列:

[1, 2, 4, 5, 10, 20, 2207, 4414, 8828, 11035, 22070, 44140, 45349771, 90699542, 181399084, 226748855, 453497710, 906995420, 100086944597, 200173889194, 400347778388, 500434722985, 1000869445970, 2001738891940]

約数ペア:

[(1, 2001738891940), (2, 1000869445970), (4, 500434722985), (5, 400347778388), (10, 200173889194), (20, 100086944597), (2207, 906995420), (4414, 453497710), (8828, 226748855), (11035, 181399084), (22070, 90699542), (44140, 45349771)]