74495420

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{47149}}^1$

素因数の和:47237

約数の個数: 24

約数和(自身を含む): 158424000

約数和(自身を除く): 83928580

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 47149, 94298, 188596, 235745, 471490, 942980, 3724771, 7449542, 14899084, 18623855, 37247710, 74495420]

約数ペア:

[(1, 74495420), (2, 37247710), (4, 18623855), (5, 14899084), (10, 7449542), (20, 3724771), (79, 942980), (158, 471490), (316, 235745), (395, 188596), (790, 94298), (1580, 47149)]