259849340

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{177979}}^1$

素因数の和:178061

約数の個数: 24

約数和(自身を含む): 553161840

約数和(自身を除く): 293312500

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 177979, 355958, 711916, 889895, 1779790, 3559580, 12992467, 25984934, 51969868, 64962335, 129924670, 259849340]

約数ペア:

[(1, 259849340), (2, 129924670), (4, 64962335), (5, 51969868), (10, 25984934), (20, 12992467), (73, 3559580), (146, 1779790), (292, 889895), (365, 711916), (730, 355958), (1460, 177979)]