5402180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{821}}^1$

素因数の和:884

約数の個数: 48

約数和(自身を含む): 13257216

約数和(自身を除く): 7855036

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 821, 940, 1316, 1642, 1645, 3284, 3290, 4105, 5747, 6580, 8210, 11494, 16420, 22988, 28735, 38587, 57470, 77174, 114940, 154348, 192935, 270109, 385870, 540218, 771740, 1080436, 1350545, 2701090, 5402180]

約数ペア:

[(1, 5402180), (2, 2701090), (4, 1350545), (5, 1080436), (7, 771740), (10, 540218), (14, 385870), (20, 270109), (28, 192935), (35, 154348), (47, 114940), (70, 77174), (94, 57470), (140, 38587), (188, 28735), (235, 22988), (329, 16420), (470, 11494), (658, 8210), (821, 6580), (940, 5747), (1316, 4105), (1642, 3290), (1645, 3284)]