20155630

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{1889}}^1$

素因数の和:2004

約数の個数: 32

約数和(自身を含む): 40007520

約数和(自身を除く): 19851890

約数列:

[1, 2, 5, 10, 11, 22, 55, 97, 110, 194, 485, 970, 1067, 1889, 2134, 3778, 5335, 9445, 10670, 18890, 20779, 41558, 103895, 183233, 207790, 366466, 916165, 1832330, 2015563, 4031126, 10077815, 20155630]

約数ペア:

[(1, 20155630), (2, 10077815), (5, 4031126), (10, 2015563), (11, 1832330), (22, 916165), (55, 366466), (97, 207790), (110, 183233), (194, 103895), (485, 41558), (970, 20779), (1067, 18890), (1889, 10670), (2134, 9445), (3778, 5335)]