346520140

素因数分解:

$2^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{43207}}^1$

素因数の和:43617

約数の個数: 24

約数和(自身を含む): 729523872

約数和(自身を除く): 383003732

約数列:

[1, 2, 4, 5, 10, 20, 401, 802, 1604, 2005, 4010, 8020, 43207, 86414, 172828, 216035, 432070, 864140, 17326007, 34652014, 69304028, 86630035, 173260070, 346520140]

約数ペア:

[(1, 346520140), (2, 173260070), (4, 86630035), (5, 69304028), (10, 34652014), (20, 17326007), (401, 864140), (802, 432070), (1604, 216035), (2005, 172828), (4010, 86414), (8020, 43207)]