31179020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{91703}}^1$

素因数の和:91729

約数の個数: 24

約数和(自身を含む): 69328224

約数和(自身を除く): 38149204

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 91703, 183406, 366812, 458515, 917030, 1558951, 1834060, 3117902, 6235804, 7794755, 15589510, 31179020]

約数ペア:

[(1, 31179020), (2, 15589510), (4, 7794755), (5, 6235804), (10, 3117902), (17, 1834060), (20, 1558951), (34, 917030), (68, 458515), (85, 366812), (170, 183406), (340, 91703)]