140127920

素因数分解:

$2^4\times 5^1\times {\mathrm{1751599}}^1$

素因数の和:1751612

約数の個数: 20

約数和(自身を含む): 325797600

約数和(自身を除く): 185669680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1751599, 3503198, 7006396, 8757995, 14012792, 17515990, 28025584, 35031980, 70063960, 140127920]

約数ペア:

[(1, 140127920), (2, 70063960), (4, 35031980), (5, 28025584), (8, 17515990), (10, 14012792), (16, 8757995), (20, 7006396), (40, 3503198), (80, 1751599)]