31349620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{82499}}^1$

素因数の和:82527

約数の個数: 24

約数和(自身を含む): 69300000

約数和(自身を除く): 37950380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 82499, 164998, 329996, 412495, 824990, 1567481, 1649980, 3134962, 6269924, 7837405, 15674810, 31349620]

約数ペア:

[(1, 31349620), (2, 15674810), (4, 7837405), (5, 6269924), (10, 3134962), (19, 1649980), (20, 1567481), (38, 824990), (76, 412495), (95, 329996), (190, 164998), (380, 82499)]