1520408090

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{499}}^1\times {\mathrm{17923}}^1$

素因数の和:18446

約数の個数: 32

約数和(自身を含む): 2903688000

約数和(自身を除く): 1383279910

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 499, 998, 2495, 4990, 8483, 16966, 17923, 35846, 42415, 84830, 89615, 179230, 304691, 609382, 1523455, 3046910, 8943577, 17887154, 44717885, 89435770, 152040809, 304081618, 760204045, 1520408090]

約数ペア:

[(1, 1520408090), (2, 760204045), (5, 304081618), (10, 152040809), (17, 89435770), (34, 44717885), (85, 17887154), (170, 8943577), (499, 3046910), (998, 1523455), (2495, 609382), (4990, 304691), (8483, 179230), (16966, 89615), (17923, 84830), (35846, 42415)]