775120

素因数分解:

$2^4\times 5^1\times {\mathrm{9689}}^1$

素因数の和:9702

約数の個数: 20

約数和(自身を含む): 1802340

約数和(自身を除く): 1027220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 9689, 19378, 38756, 48445, 77512, 96890, 155024, 193780, 387560, 775120]

約数ペア:

[(1, 775120), (2, 387560), (4, 193780), (5, 155024), (8, 96890), (10, 77512), (16, 48445), (20, 38756), (40, 19378), (80, 9689)]