47909380

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{33739}}^1$

素因数の和:33819

約数の個数: 24

約数和(自身を含む): 102029760

約数和(自身を除く): 54120380

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 33739, 67478, 134956, 168695, 337390, 674780, 2395469, 4790938, 9581876, 11977345, 23954690, 47909380]

約数ペア:

[(1, 47909380), (2, 23954690), (4, 11977345), (5, 9581876), (10, 4790938), (20, 2395469), (71, 674780), (142, 337390), (284, 168695), (355, 134956), (710, 67478), (1420, 33739)]