68303440

素因数分解:

$2^4\times 5^1\times {\mathrm{853793}}^1$

素因数の和:853806

約数の個数: 20

約数和(自身を含む): 158805684

約数和(自身を除く): 90502244

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 853793, 1707586, 3415172, 4268965, 6830344, 8537930, 13660688, 17075860, 34151720, 68303440]

約数ペア:

[(1, 68303440), (2, 34151720), (4, 17075860), (5, 13660688), (8, 8537930), (10, 6830344), (16, 4268965), (20, 3415172), (40, 1707586), (80, 853793)]