51468280

素因数分解:

$2^3\times 5^1\times {\mathrm{1286707}}^1$

素因数の和:1286718

約数の個数: 16

約数和(自身を含む): 115803720

約数和(自身を除く): 64335440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1286707, 2573414, 5146828, 6433535, 10293656, 12867070, 25734140, 51468280]

約数ペア:

[(1, 51468280), (2, 25734140), (4, 12867070), (5, 10293656), (8, 6433535), (10, 5146828), (20, 2573414), (40, 1286707)]