20008470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{1009}}^1$

素因数の和:1680

約数の個数: 32

約数和(自身を含む): 48140640

約数和(自身を除く): 28132170

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 661, 1009, 1322, 1983, 2018, 3027, 3305, 3966, 5045, 6054, 6610, 9915, 10090, 15135, 19830, 30270, 666949, 1333898, 2000847, 3334745, 4001694, 6669490, 10004235, 20008470]

約数ペア:

[(1, 20008470), (2, 10004235), (3, 6669490), (5, 4001694), (6, 3334745), (10, 2000847), (15, 1333898), (30, 666949), (661, 30270), (1009, 19830), (1322, 15135), (1983, 10090), (2018, 9915), (3027, 6610), (3305, 6054), (3966, 5045)]