42228280

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{19919}}^1$

素因数の和:19983

約数の個数: 32

約数和(自身を含む): 96811200

約数和(自身を除く): 54582920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 19919, 39838, 79676, 99595, 159352, 199190, 398380, 796760, 1055707, 2111414, 4222828, 5278535, 8445656, 10557070, 21114140, 42228280]

約数ペア:

[(1, 42228280), (2, 21114140), (4, 10557070), (5, 8445656), (8, 5278535), (10, 4222828), (20, 2111414), (40, 1055707), (53, 796760), (106, 398380), (212, 199190), (265, 159352), (424, 99595), (530, 79676), (1060, 39838), (2120, 19919)]