195140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{887}}^1$

素因数の和:907

約数の個数: 24

約数和(自身を含む): 447552

約数和(自身を除く): 252412

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 887, 1774, 3548, 4435, 8870, 9757, 17740, 19514, 39028, 48785, 97570, 195140]

約数ペア:

[(1, 195140), (2, 97570), (4, 48785), (5, 39028), (10, 19514), (11, 17740), (20, 9757), (22, 8870), (44, 4435), (55, 3548), (110, 1774), (220, 887)]