20067060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1979}}^1$

素因数の和:2017

約数の個数: 72

約数和(自身を含む): 60873120

約数和(自身を除く): 40806060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 195, 260, 338, 390, 507, 676, 780, 845, 1014, 1690, 1979, 2028, 2535, 3380, 3958, 5070, 5937, 7916, 9895, 10140, 11874, 19790, 23748, 25727, 29685, 39580, 51454, 59370, 77181, 102908, 118740, 128635, 154362, 257270, 308724, 334451, 385905, 514540, 668902, 771810, 1003353, 1337804, 1543620, 1672255, 2006706, 3344510, 4013412, 5016765, 6689020, 10033530, 20067060]

約数ペア:

[(1, 20067060), (2, 10033530), (3, 6689020), (4, 5016765), (5, 4013412), (6, 3344510), (10, 2006706), (12, 1672255), (13, 1543620), (15, 1337804), (20, 1003353), (26, 771810), (30, 668902), (39, 514540), (52, 385905), (60, 334451), (65, 308724), (78, 257270), (130, 154362), (156, 128635), (169, 118740), (195, 102908), (260, 77181), (338, 59370), (390, 51454), (507, 39580), (676, 29685), (780, 25727), (845, 23748), (1014, 19790), (1690, 11874), (1979, 10140), (2028, 9895), (2535, 7916), (3380, 5937), (3958, 5070)]