22691540

素因数分解:

$2^2\times 5^1\times {\mathrm{571}}^1\times {\mathrm{1987}}^1$

素因数の和:2567

約数の個数: 24

約数和(自身を含む): 47759712

約数和(自身を除く): 25068172

約数列:

[1, 2, 4, 5, 10, 20, 571, 1142, 1987, 2284, 2855, 3974, 5710, 7948, 9935, 11420, 19870, 39740, 1134577, 2269154, 4538308, 5672885, 11345770, 22691540]

約数ペア:

[(1, 22691540), (2, 11345770), (4, 5672885), (5, 4538308), (10, 2269154), (20, 1134577), (571, 39740), (1142, 19870), (1987, 11420), (2284, 9935), (2855, 7948), (3974, 5710)]