1604060

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{577}}^1$

素因数の和:725

約数の個数: 24

約数和(自身を含む): 3398640

約数和(自身を除く): 1794580

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 577, 695, 1154, 1390, 2308, 2780, 2885, 5770, 11540, 80203, 160406, 320812, 401015, 802030, 1604060]

約数ペア:

[(1, 1604060), (2, 802030), (4, 401015), (5, 320812), (10, 160406), (20, 80203), (139, 11540), (278, 5770), (556, 2885), (577, 2780), (695, 2308), (1154, 1390)]