54902720

素因数分解:

$2^6\times 5^1\times {\mathrm{171571}}^1$

素因数の和:171588

約数の個数: 28

約数和(自身を含む): 130737864

約数和(自身を除く): 75835144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 171571, 343142, 686284, 857855, 1372568, 1715710, 2745136, 3431420, 5490272, 6862840, 10980544, 13725680, 27451360, 54902720]

約数ペア:

[(1, 54902720), (2, 27451360), (4, 13725680), (5, 10980544), (8, 6862840), (10, 5490272), (16, 3431420), (20, 2745136), (32, 1715710), (40, 1372568), (64, 857855), (80, 686284), (160, 343142), (320, 171571)]