28570620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{36629}}^1$

素因数の和:36654

約数の個数: 48

約数和(自身を含む): 86153760

約数和(自身を除く): 57583140

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, 36629, 73258, 109887, 146516, 183145, 219774, 366290, 439548, 476177, 549435, 732580, 952354, 1098870, 1428531, 1904708, 2197740, 2380885, 2857062, 4761770, 5714124, 7142655, 9523540, 14285310, 28570620]

約数ペア:

[(1, 28570620), (2, 14285310), (3, 9523540), (4, 7142655), (5, 5714124), (6, 4761770), (10, 2857062), (12, 2380885), (13, 2197740), (15, 1904708), (20, 1428531), (26, 1098870), (30, 952354), (39, 732580), (52, 549435), (60, 476177), (65, 439548), (78, 366290), (130, 219774), (156, 183145), (195, 146516), (260, 109887), (390, 73258), (780, 36629)]