4039620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5179}}^1$

素因数の和:5204

約数の個数: 48

約数和(自身を含む): 12183360

約数和(自身を除く): 8143740

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, 5179, 10358, 15537, 20716, 25895, 31074, 51790, 62148, 67327, 77685, 103580, 134654, 155370, 201981, 269308, 310740, 336635, 403962, 673270, 807924, 1009905, 1346540, 2019810, 4039620]

約数ペア:

[(1, 4039620), (2, 2019810), (3, 1346540), (4, 1009905), (5, 807924), (6, 673270), (10, 403962), (12, 336635), (13, 310740), (15, 269308), (20, 201981), (26, 155370), (30, 134654), (39, 103580), (52, 77685), (60, 67327), (65, 62148), (78, 51790), (130, 31074), (156, 25895), (195, 20716), (260, 15537), (390, 10358), (780, 5179)]