30971380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{140779}}^1$

素因数の和:140799

約数の個数: 24

約数和(自身を含む): 70953120

約数和(自身を除く): 39981740

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 140779, 281558, 563116, 703895, 1407790, 1548569, 2815580, 3097138, 6194276, 7742845, 15485690, 30971380]

約数ペア:

[(1, 30971380), (2, 15485690), (4, 7742845), (5, 6194276), (10, 3097138), (11, 2815580), (20, 1548569), (22, 1407790), (44, 703895), (55, 563116), (110, 281558), (220, 140779)]