9197540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{431}}^1$

素因数の和:548

約数の個数: 48

約数和(自身を含む): 21337344

約数和(自身を除く): 12139804

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 97, 110, 194, 220, 388, 431, 485, 862, 970, 1067, 1724, 1940, 2134, 2155, 4268, 4310, 4741, 5335, 8620, 9482, 10670, 18964, 21340, 23705, 41807, 47410, 83614, 94820, 167228, 209035, 418070, 459877, 836140, 919754, 1839508, 2299385, 4598770, 9197540]

約数ペア:

[(1, 9197540), (2, 4598770), (4, 2299385), (5, 1839508), (10, 919754), (11, 836140), (20, 459877), (22, 418070), (44, 209035), (55, 167228), (97, 94820), (110, 83614), (194, 47410), (220, 41807), (388, 23705), (431, 21340), (485, 18964), (862, 10670), (970, 9482), (1067, 8620), (1724, 5335), (1940, 4741), (2134, 4310), (2155, 4268)]