2017255180

素因数分解:

$2^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{239579}}^1$

素因数の和:240009

約数の個数: 24

約数和(自身を含む): 4246315920

約数和(自身を除く): 2229060740

約数列:

[1, 2, 4, 5, 10, 20, 421, 842, 1684, 2105, 4210, 8420, 239579, 479158, 958316, 1197895, 2395790, 4791580, 100862759, 201725518, 403451036, 504313795, 1008627590, 2017255180]

約数ペア:

[(1, 2017255180), (2, 1008627590), (4, 504313795), (5, 403451036), (10, 201725518), (20, 100862759), (421, 4791580), (842, 2395790), (1684, 1197895), (2105, 958316), (4210, 479158), (8420, 239579)]