12187640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{17923}}^1$

素因数の和:17951

約数の個数: 32

約数和(自身を含む): 29036880

約数和(自身を除く): 16849240

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 17923, 35846, 71692, 89615, 143384, 179230, 304691, 358460, 609382, 716920, 1218764, 1523455, 2437528, 3046910, 6093820, 12187640]

約数ペア:

[(1, 12187640), (2, 6093820), (4, 3046910), (5, 2437528), (8, 1523455), (10, 1218764), (17, 716920), (20, 609382), (34, 358460), (40, 304691), (68, 179230), (85, 143384), (136, 89615), (170, 71692), (340, 35846), (680, 17923)]