135124420

素因数分解:

$2^2\times 5^1\times {\mathrm{317}}^1\times {\mathrm{21313}}^1$

素因数の和:21639

約数の個数: 24

約数和(自身を含む): 284669784

約数和(自身を除く): 149545364

約数列:

[1, 2, 4, 5, 10, 20, 317, 634, 1268, 1585, 3170, 6340, 21313, 42626, 85252, 106565, 213130, 426260, 6756221, 13512442, 27024884, 33781105, 67562210, 135124420]

約数ペア:

[(1, 135124420), (2, 67562210), (4, 33781105), (5, 27024884), (10, 13512442), (20, 6756221), (317, 426260), (634, 213130), (1268, 106565), (1585, 85252), (3170, 42626), (6340, 21313)]