8308280

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{3919}}^1$

素因数の和:3983

約数の個数: 32

約数和(自身を含む): 19051200

約数和(自身を除く): 10742920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 3919, 7838, 15676, 19595, 31352, 39190, 78380, 156760, 207707, 415414, 830828, 1038535, 1661656, 2077070, 4154140, 8308280]

約数ペア:

[(1, 8308280), (2, 4154140), (4, 2077070), (5, 1661656), (8, 1038535), (10, 830828), (20, 415414), (40, 207707), (53, 156760), (106, 78380), (212, 39190), (265, 31352), (424, 19595), (530, 15676), (1060, 7838), (2120, 3919)]