73399780

素因数分解:

$2^2\times 5^1\times {\mathrm{1847}}^1\times {\mathrm{1987}}^1$

素因数の和:3843

約数の個数: 24

約数和(自身を含む): 154300608

約数和(自身を除く): 80900828

約数列:

[1, 2, 4, 5, 10, 20, 1847, 1987, 3694, 3974, 7388, 7948, 9235, 9935, 18470, 19870, 36940, 39740, 3669989, 7339978, 14679956, 18349945, 36699890, 73399780]

約数ペア:

[(1, 73399780), (2, 36699890), (4, 18349945), (5, 14679956), (10, 7339978), (20, 3669989), (1847, 39740), (1987, 36940), (3694, 19870), (3974, 18470), (7388, 9935), (7948, 9235)]