281034140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{826571}}^1$

素因数の和:826597

約数の個数: 24

約数和(自身を含む): 624888432

約数和(自身を除く): 343854292

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 826571, 1653142, 3306284, 4132855, 8265710, 14051707, 16531420, 28103414, 56206828, 70258535, 140517070, 281034140]

約数ペア:

[(1, 281034140), (2, 140517070), (4, 70258535), (5, 56206828), (10, 28103414), (17, 16531420), (20, 14051707), (34, 8265710), (68, 4132855), (85, 3306284), (170, 1653142), (340, 826571)]