8310980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{21871}}^1$

素因数の和:21899

約数の個数: 24

約数和(自身を含む): 18372480

約数和(自身を除く): 10061500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 21871, 43742, 87484, 109355, 218710, 415549, 437420, 831098, 1662196, 2077745, 4155490, 8310980]

約数ペア:

[(1, 8310980), (2, 4155490), (4, 2077745), (5, 1662196), (10, 831098), (19, 437420), (20, 415549), (38, 218710), (76, 109355), (95, 87484), (190, 43742), (380, 21871)]