8049751420

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{227}}^1\times {\mathrm{7951}}^1$

素因数の和:8410

約数の個数: 48

約数和(自身を含む): 17057230848

約数和(自身を除く): 9007479428

約数列:

[1, 2, 4, 5, 10, 20, 223, 227, 446, 454, 892, 908, 1115, 1135, 2230, 2270, 4460, 4540, 7951, 15902, 31804, 39755, 50621, 79510, 101242, 159020, 202484, 253105, 506210, 1012420, 1773073, 1804877, 3546146, 3609754, 7092292, 7219508, 8865365, 9024385, 17730730, 18048770, 35461460, 36097540, 402487571, 804975142, 1609950284, 2012437855, 4024875710, 8049751420]

約数ペア:

[(1, 8049751420), (2, 4024875710), (4, 2012437855), (5, 1609950284), (10, 804975142), (20, 402487571), (223, 36097540), (227, 35461460), (446, 18048770), (454, 17730730), (892, 9024385), (908, 8865365), (1115, 7219508), (1135, 7092292), (2230, 3609754), (2270, 3546146), (4460, 1804877), (4540, 1773073), (7951, 1012420), (15902, 506210), (31804, 253105), (39755, 202484), (50621, 159020), (79510, 101242)]