3208120

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{577}}^1$

素因数の和:727

約数の個数: 32

約数和(自身を含む): 7282800

約数和(自身を除く): 4074680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 577, 695, 1112, 1154, 1390, 2308, 2780, 2885, 4616, 5560, 5770, 11540, 23080, 80203, 160406, 320812, 401015, 641624, 802030, 1604060, 3208120]

約数ペア:

[(1, 3208120), (2, 1604060), (4, 802030), (5, 641624), (8, 401015), (10, 320812), (20, 160406), (40, 80203), (139, 23080), (278, 11540), (556, 5770), (577, 5560), (695, 4616), (1112, 2885), (1154, 2780), (1390, 2308)]