88772140

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{22531}}^1$

素因数の和:22737

約数の個数: 24

約数和(自身を含む): 187376112

約数和(自身を除く): 98603972

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 22531, 45062, 90124, 112655, 225310, 450620, 4438607, 8877214, 17754428, 22193035, 44386070, 88772140]

約数ペア:

[(1, 88772140), (2, 44386070), (4, 22193035), (5, 17754428), (10, 8877214), (20, 4438607), (197, 450620), (394, 225310), (788, 112655), (985, 90124), (1970, 45062), (3940, 22531)]