220485220

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{297953}}^1$

素因数の和:297999

約数の個数: 24

約数和(自身を含む): 475534584

約数和(自身を除く): 255049364

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 297953, 595906, 1191812, 1489765, 2979530, 5959060, 11024261, 22048522, 44097044, 55121305, 110242610, 220485220]

約数ペア:

[(1, 220485220), (2, 110242610), (4, 55121305), (5, 44097044), (10, 22048522), (20, 11024261), (37, 5959060), (74, 2979530), (148, 1489765), (185, 1191812), (370, 595906), (740, 297953)]