20167036780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{479939}}^1$

素因数の和:480150

約数の個数: 48

約数和(自身を含む): 46442833920

約数和(自身を除く): 26275797140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 191, 220, 382, 764, 955, 1910, 2101, 3820, 4202, 8404, 10505, 21010, 42020, 479939, 959878, 1919756, 2399695, 4799390, 5279329, 9598780, 10558658, 21117316, 26396645, 52793290, 91668349, 105586580, 183336698, 366673396, 458341745, 916683490, 1008351839, 1833366980, 2016703678, 4033407356, 5041759195, 10083518390, 20167036780]

約数ペア:

[(1, 20167036780), (2, 10083518390), (4, 5041759195), (5, 4033407356), (10, 2016703678), (11, 1833366980), (20, 1008351839), (22, 916683490), (44, 458341745), (55, 366673396), (110, 183336698), (191, 105586580), (220, 91668349), (382, 52793290), (764, 26396645), (955, 21117316), (1910, 10558658), (2101, 9598780), (3820, 5279329), (4202, 4799390), (8404, 2399695), (10505, 1919756), (21010, 959878), (42020, 479939)]