20281580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{92189}}^1$

素因数の和:92209

約数の個数: 24

約数和(自身を含む): 46463760

約数和(自身を除く): 26182180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 92189, 184378, 368756, 460945, 921890, 1014079, 1843780, 2028158, 4056316, 5070395, 10140790, 20281580]

約数ペア:

[(1, 20281580), (2, 10140790), (4, 5070395), (5, 4056316), (10, 2028158), (11, 1843780), (20, 1014079), (22, 921890), (44, 460945), (55, 368756), (110, 184378), (220, 92189)]