20053160

素因数分解:

$2^3\times 5^1\times {\mathrm{457}}^1\times {\mathrm{1097}}^1$

素因数の和:1565

約数の個数: 32

約数和(自身を含む): 45259560

約数和(自身を除く): 25206400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 457, 914, 1097, 1828, 2194, 2285, 3656, 4388, 4570, 5485, 8776, 9140, 10970, 18280, 21940, 43880, 501329, 1002658, 2005316, 2506645, 4010632, 5013290, 10026580, 20053160]

約数ペア:

[(1, 20053160), (2, 10026580), (4, 5013290), (5, 4010632), (8, 2506645), (10, 2005316), (20, 1002658), (40, 501329), (457, 43880), (914, 21940), (1097, 18280), (1828, 10970), (2194, 9140), (2285, 8776), (3656, 5485), (4388, 4570)]