39883740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{51133}}^1$

素因数の和:51158

約数の個数: 48

約数和(自身を含む): 120267168

約数和(自身を除く): 80383428

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 51133, 102266, 153399, 204532, 255665, 306798, 511330, 613596, 664729, 766995, 1022660, 1329458, 1533990, 1994187, 2658916, 3067980, 3323645, 3988374, 6647290, 7976748, 9970935, 13294580, 19941870, 39883740]

約数ペア:

[(1, 39883740), (2, 19941870), (3, 13294580), (4, 9970935), (5, 7976748), (6, 6647290), (10, 3988374), (12, 3323645), (13, 3067980), (15, 2658916), (20, 1994187), (26, 1533990), (30, 1329458), (39, 1022660), (52, 766995), (60, 664729), (65, 613596), (78, 511330), (130, 306798), (156, 255665), (195, 204532), (260, 153399), (390, 102266), (780, 51133)]