39212120

素因数分解:

$2^3\times 5^1\times {\mathrm{277}}^1\times {\mathrm{3539}}^1$

素因数の和:3827

約数の個数: 32

約数和(自身を含む): 88570800

約数和(自身を除く): 49358680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 277, 554, 1108, 1385, 2216, 2770, 3539, 5540, 7078, 11080, 14156, 17695, 28312, 35390, 70780, 141560, 980303, 1960606, 3921212, 4901515, 7842424, 9803030, 19606060, 39212120]

約数ペア:

[(1, 39212120), (2, 19606060), (4, 9803030), (5, 7842424), (8, 4901515), (10, 3921212), (20, 1960606), (40, 980303), (277, 141560), (554, 70780), (1108, 35390), (1385, 28312), (2216, 17695), (2770, 14156), (3539, 11080), (5540, 7078)]