8807240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16937}}^1$

素因数の和:16961

約数の個数: 32

約数和(自身を含む): 21341880

約数和(自身を除く): 12534640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 16937, 33874, 67748, 84685, 135496, 169370, 220181, 338740, 440362, 677480, 880724, 1100905, 1761448, 2201810, 4403620, 8807240]

約数ペア:

[(1, 8807240), (2, 4403620), (4, 2201810), (5, 1761448), (8, 1100905), (10, 880724), (13, 677480), (20, 440362), (26, 338740), (40, 220181), (52, 169370), (65, 135496), (104, 84685), (130, 67748), (260, 33874), (520, 16937)]