6720402020

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{4253419}}^1$

素因数の和:4253507

約数の個数: 24

約数和(自身を含む): 14291491200

約数和(自身を除く): 7571089180

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 4253419, 8506838, 17013676, 21267095, 42534190, 85068380, 336020101, 672040202, 1344080404, 1680100505, 3360201010, 6720402020]

約数ペア:

[(1, 6720402020), (2, 3360201010), (4, 1680100505), (5, 1344080404), (10, 672040202), (20, 336020101), (79, 85068380), (158, 42534190), (316, 21267095), (395, 17013676), (790, 8506838), (1580, 4253419)]