31883140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83903}}^1$

素因数の和:83931

約数の個数: 24

約数和(自身を含む): 70479360

約数和(自身を除く): 38596220

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 83903, 167806, 335612, 419515, 839030, 1594157, 1678060, 3188314, 6376628, 7970785, 15941570, 31883140]

約数ペア:

[(1, 31883140), (2, 15941570), (4, 7970785), (5, 6376628), (10, 3188314), (19, 1678060), (20, 1594157), (38, 839030), (76, 419515), (95, 335612), (190, 167806), (380, 83903)]