87791780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{231031}}^1$

素因数の和:231059

約数の個数: 24

約数和(自身を含む): 194066880

約数和(自身を除く): 106275100

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 231031, 462062, 924124, 1155155, 2310310, 4389589, 4620620, 8779178, 17558356, 21947945, 43895890, 87791780]

約数ペア:

[(1, 87791780), (2, 43895890), (4, 21947945), (5, 17558356), (10, 8779178), (19, 4620620), (20, 4389589), (38, 2310310), (76, 1155155), (95, 924124), (190, 462062), (380, 231031)]