345741620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2469583}}^1$

素因数の和:2469599

約数の個数: 24

約数和(自身を含む): 829780224

約数和(自身を除く): 484038604

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2469583, 4939166, 9878332, 12347915, 17287081, 24695830, 34574162, 49391660, 69148324, 86435405, 172870810, 345741620]

約数ペア:

[(1, 345741620), (2, 172870810), (4, 86435405), (5, 69148324), (7, 49391660), (10, 34574162), (14, 24695830), (20, 17287081), (28, 12347915), (35, 9878332), (70, 4939166), (140, 2469583)]