51020440

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{55457}}^1$

素因数の和:55491

約数の個数: 32

約数和(自身を含む): 119789280

約数和(自身を除く): 68768840

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 55457, 110914, 221828, 277285, 443656, 554570, 1109140, 1275511, 2218280, 2551022, 5102044, 6377555, 10204088, 12755110, 25510220, 51020440]

約数ペア:

[(1, 51020440), (2, 25510220), (4, 12755110), (5, 10204088), (8, 6377555), (10, 5102044), (20, 2551022), (23, 2218280), (40, 1275511), (46, 1109140), (92, 554570), (115, 443656), (184, 277285), (230, 221828), (460, 110914), (920, 55457)]