20045910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{691}}^1\times {\mathrm{967}}^1$

素因数の和:1668

約数の個数: 32

約数和(自身を含む): 48229632

約数和(自身を除く): 28183722

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 691, 967, 1382, 1934, 2073, 2901, 3455, 4146, 4835, 5802, 6910, 9670, 10365, 14505, 20730, 29010, 668197, 1336394, 2004591, 3340985, 4009182, 6681970, 10022955, 20045910]

約数ペア:

[(1, 20045910), (2, 10022955), (3, 6681970), (5, 4009182), (6, 3340985), (10, 2004591), (15, 1336394), (30, 668197), (691, 29010), (967, 20730), (1382, 14505), (1934, 10365), (2073, 9670), (2901, 6910), (3455, 5802), (4146, 4835)]