31238660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{82207}}^1$

素因数の和:82235

約数の個数: 24

約数和(自身を含む): 69054720

約数和(自身を除く): 37816060

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 82207, 164414, 328828, 411035, 822070, 1561933, 1644140, 3123866, 6247732, 7809665, 15619330, 31238660]

約数ペア:

[(1, 31238660), (2, 15619330), (4, 7809665), (5, 6247732), (10, 3123866), (19, 1644140), (20, 1561933), (38, 822070), (76, 411035), (95, 328828), (190, 164414), (380, 82207)]