30152020

素因数分解:

$2^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{3581}}^1$

素因数の和:4011

約数の個数: 24

約数和(自身を含む): 63487368

約数和(自身を除く): 33335348

約数列:

[1, 2, 4, 5, 10, 20, 421, 842, 1684, 2105, 3581, 4210, 7162, 8420, 14324, 17905, 35810, 71620, 1507601, 3015202, 6030404, 7538005, 15076010, 30152020]

約数ペア:

[(1, 30152020), (2, 15076010), (4, 7538005), (5, 6030404), (10, 3015202), (20, 1507601), (421, 71620), (842, 35810), (1684, 17905), (2105, 14324), (3581, 8420), (4210, 7162)]