1264913140

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1117}}^1\times {\mathrm{1381}}^1$

素因数の和:2548

約数の個数: 48

約数和(自身を含む): 2725514064

約数和(自身を除く): 1460600924

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 1117, 1381, 2234, 2762, 4468, 5524, 5585, 6905, 11170, 13810, 22340, 27620, 45797, 56621, 91594, 113242, 183188, 226484, 228985, 283105, 457970, 566210, 915940, 1132420, 1542577, 3085154, 6170308, 7712885, 15425770, 30851540, 63245657, 126491314, 252982628, 316228285, 632456570, 1264913140]

約数ペア:

[(1, 1264913140), (2, 632456570), (4, 316228285), (5, 252982628), (10, 126491314), (20, 63245657), (41, 30851540), (82, 15425770), (164, 7712885), (205, 6170308), (410, 3085154), (820, 1542577), (1117, 1132420), (1381, 915940), (2234, 566210), (2762, 457970), (4468, 283105), (5524, 228985), (5585, 226484), (6905, 183188), (11170, 113242), (13810, 91594), (22340, 56621), (27620, 45797)]