407524340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{787}}^1\times {\mathrm{1523}}^1$

素因数の和:2336

約数の個数: 48

約数和(自身を含む): 907889472

約数和(自身を除く): 500365132

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 787, 1523, 1574, 3046, 3148, 3935, 6092, 7615, 7870, 13379, 15230, 15740, 25891, 26758, 30460, 51782, 53516, 66895, 103564, 129455, 133790, 258910, 267580, 517820, 1198601, 2397202, 4794404, 5993005, 11986010, 20376217, 23972020, 40752434, 81504868, 101881085, 203762170, 407524340]

約数ペア:

[(1, 407524340), (2, 203762170), (4, 101881085), (5, 81504868), (10, 40752434), (17, 23972020), (20, 20376217), (34, 11986010), (68, 5993005), (85, 4794404), (170, 2397202), (340, 1198601), (787, 517820), (1523, 267580), (1574, 258910), (3046, 133790), (3148, 129455), (3935, 103564), (6092, 66895), (7615, 53516), (7870, 51782), (13379, 30460), (15230, 26758), (15740, 25891)]