664367620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1019}}^1\times {\mathrm{4657}}^1$

素因数の和:5692

約数の個数: 48

約数和(自身を含む): 1596389760

約数和(自身を除く): 932022140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1019, 2038, 4076, 4657, 5095, 7133, 9314, 10190, 14266, 18628, 20380, 23285, 28532, 32599, 35665, 46570, 65198, 71330, 93140, 130396, 142660, 162995, 325990, 651980, 4745483, 9490966, 18981932, 23727415, 33218381, 47454830, 66436762, 94909660, 132873524, 166091905, 332183810, 664367620]

約数ペア:

[(1, 664367620), (2, 332183810), (4, 166091905), (5, 132873524), (7, 94909660), (10, 66436762), (14, 47454830), (20, 33218381), (28, 23727415), (35, 18981932), (70, 9490966), (140, 4745483), (1019, 651980), (2038, 325990), (4076, 162995), (4657, 142660), (5095, 130396), (7133, 93140), (9314, 71330), (10190, 65198), (14266, 46570), (18628, 35665), (20380, 32599), (23285, 28532)]