31162660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{82007}}^1$

素因数の和:82035

約数の個数: 24

約数和(自身を含む): 68886720

約数和(自身を除く): 37724060

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 82007, 164014, 328028, 410035, 820070, 1558133, 1640140, 3116266, 6232532, 7790665, 15581330, 31162660]

約数ペア:

[(1, 31162660), (2, 15581330), (4, 7790665), (5, 6232532), (10, 3116266), (19, 1640140), (20, 1558133), (38, 820070), (76, 410035), (95, 328028), (190, 164014), (380, 82007)]