20173935940

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1117}}^1\times {\mathrm{8941}}^1$

素因数の和:10168

約数の個数: 48

約数和(自身を含む): 42827816304

約数和(自身を除く): 22653880364

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 1117, 2020, 2234, 4468, 5585, 8941, 11170, 17882, 22340, 35764, 44705, 89410, 112817, 178820, 225634, 451268, 564085, 903041, 1128170, 1806082, 2256340, 3612164, 4515205, 9030410, 9987097, 18060820, 19974194, 39948388, 49935485, 99870970, 199741940, 1008696797, 2017393594, 4034787188, 5043483985, 10086967970, 20173935940]

約数ペア:

[(1, 20173935940), (2, 10086967970), (4, 5043483985), (5, 4034787188), (10, 2017393594), (20, 1008696797), (101, 199741940), (202, 99870970), (404, 49935485), (505, 39948388), (1010, 19974194), (1117, 18060820), (2020, 9987097), (2234, 9030410), (4468, 4515205), (5585, 3612164), (8941, 2256340), (11170, 1806082), (17882, 1128170), (22340, 903041), (35764, 564085), (44705, 451268), (89410, 225634), (112817, 178820)]