1861923640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2738123}}^1$

素因数の和:2738151

約数の個数: 32

約数和(自身を含む): 4435760880

約数和(自身を除く): 2573837240

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 2738123, 5476246, 10952492, 13690615, 21904984, 27381230, 46548091, 54762460, 93096182, 109524920, 186192364, 232740455, 372384728, 465480910, 930961820, 1861923640]

約数ペア:

[(1, 1861923640), (2, 930961820), (4, 465480910), (5, 372384728), (8, 232740455), (10, 186192364), (17, 109524920), (20, 93096182), (34, 54762460), (40, 46548091), (68, 27381230), (85, 21904984), (136, 13690615), (170, 10952492), (340, 5476246), (680, 2738123)]