70922920

素因数分解:

$2^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{7951}}^1$

素因数の和:8185

約数の個数: 32

約数和(自身を含む): 160312320

約数和(自身を除く): 89389400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 223, 446, 892, 1115, 1784, 2230, 4460, 7951, 8920, 15902, 31804, 39755, 63608, 79510, 159020, 318040, 1773073, 3546146, 7092292, 8865365, 14184584, 17730730, 35461460, 70922920]

約数ペア:

[(1, 70922920), (2, 35461460), (4, 17730730), (5, 14184584), (8, 8865365), (10, 7092292), (20, 3546146), (40, 1773073), (223, 318040), (446, 159020), (892, 79510), (1115, 63608), (1784, 39755), (2230, 31804), (4460, 15902), (7951, 8920)]