66963020

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{14009}}^1$

素因数の和:14257

約数の個数: 24

約数和(自身を含む): 141220800

約数和(自身を除く): 74257780

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 956, 1195, 2390, 4780, 14009, 28018, 56036, 70045, 140090, 280180, 3348151, 6696302, 13392604, 16740755, 33481510, 66963020]

約数ペア:

[(1, 66963020), (2, 33481510), (4, 16740755), (5, 13392604), (10, 6696302), (20, 3348151), (239, 280180), (478, 140090), (956, 70045), (1195, 56036), (2390, 28018), (4780, 14009)]