612059620

素因数分解:

$2^2\times 5^1\times {\mathrm{3929}}^1\times {\mathrm{7789}}^1$

素因数の和:11727

約数の個数: 24

約数和(自身を含む): 1285817400

約数和(自身を除く): 673757780

約数列:

[1, 2, 4, 5, 10, 20, 3929, 7789, 7858, 15578, 15716, 19645, 31156, 38945, 39290, 77890, 78580, 155780, 30602981, 61205962, 122411924, 153014905, 306029810, 612059620]

約数ペア:

[(1, 612059620), (2, 306029810), (4, 153014905), (5, 122411924), (10, 61205962), (20, 30602981), (3929, 155780), (7789, 78580), (7858, 77890), (15578, 39290), (15716, 38945), (19645, 31156)]