20102830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{1439}}^1$

素因数の和:1584

約数の個数: 32

約数和(自身を含む): 39813120

約数和(自身を除く): 19710290

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 127, 254, 635, 1270, 1397, 1439, 2794, 2878, 6985, 7195, 13970, 14390, 15829, 31658, 79145, 158290, 182753, 365506, 913765, 1827530, 2010283, 4020566, 10051415, 20102830]

約数ペア:

[(1, 20102830), (2, 10051415), (5, 4020566), (10, 2010283), (11, 1827530), (22, 913765), (55, 365506), (110, 182753), (127, 158290), (254, 79145), (635, 31658), (1270, 15829), (1397, 14390), (1439, 13970), (2794, 7195), (2878, 6985)]