105878980

素因数分解:

$2^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{8009}}^1$

素因数の和:8679

約数の個数: 24

約数和(自身を含む): 222710040

約数和(自身を除く): 116831060

約数列:

[1, 2, 4, 5, 10, 20, 661, 1322, 2644, 3305, 6610, 8009, 13220, 16018, 32036, 40045, 80090, 160180, 5293949, 10587898, 21175796, 26469745, 52939490, 105878980]

約数ペア:

[(1, 105878980), (2, 52939490), (4, 26469745), (5, 21175796), (10, 10587898), (20, 5293949), (661, 160180), (1322, 80090), (2644, 40045), (3305, 32036), (6610, 16018), (8009, 13220)]