422621140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{681647}}^1$

素因数の和:681687

約数の個数: 24

約数和(自身を含む): 916134912

約数和(自身を除く): 493513772

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 681647, 1363294, 2726588, 3408235, 6816470, 13632940, 21131057, 42262114, 84524228, 105655285, 211310570, 422621140]

約数ペア:

[(1, 422621140), (2, 211310570), (4, 105655285), (5, 84524228), (10, 42262114), (20, 21131057), (31, 13632940), (62, 6816470), (124, 3408235), (155, 2726588), (310, 1363294), (620, 681647)]