97720180

素因数分解:

$2^2\times 5^1\times {\mathrm{907}}^1\times {\mathrm{5387}}^1$

素因数の和:6303

約数の個数: 24

約数和(自身を含む): 205476768

約数和(自身を除く): 107756588

約数列:

[1, 2, 4, 5, 10, 20, 907, 1814, 3628, 4535, 5387, 9070, 10774, 18140, 21548, 26935, 53870, 107740, 4886009, 9772018, 19544036, 24430045, 48860090, 97720180]

約数ペア:

[(1, 97720180), (2, 48860090), (4, 24430045), (5, 19544036), (10, 9772018), (20, 4886009), (907, 107740), (1814, 53870), (3628, 26935), (4535, 21548), (5387, 18140), (9070, 10774)]