734140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:138

約数の個数: 48

約数和(自身を含む): 1741824

約数和(自身を除く): 1007684

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 71, 94, 110, 142, 188, 220, 235, 284, 355, 470, 517, 710, 781, 940, 1034, 1420, 1562, 2068, 2585, 3124, 3337, 3905, 5170, 6674, 7810, 10340, 13348, 15620, 16685, 33370, 36707, 66740, 73414, 146828, 183535, 367070, 734140]

約数ペア:

[(1, 734140), (2, 367070), (4, 183535), (5, 146828), (10, 73414), (11, 66740), (20, 36707), (22, 33370), (44, 16685), (47, 15620), (55, 13348), (71, 10340), (94, 7810), (110, 6674), (142, 5170), (188, 3905), (220, 3337), (235, 3124), (284, 2585), (355, 2068), (470, 1562), (517, 1420), (710, 1034), (781, 940)]