202321520

素因数分解:

$2^4\times 5^1\times {\mathrm{2529019}}^1$

素因数の和:2529032

約数の個数: 20

約数和(自身を含む): 470397720

約数和(自身を除く): 268076200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2529019, 5058038, 10116076, 12645095, 20232152, 25290190, 40464304, 50580380, 101160760, 202321520]

約数ペア:

[(1, 202321520), (2, 101160760), (4, 50580380), (5, 40464304), (8, 25290190), (10, 20232152), (16, 12645095), (20, 10116076), (40, 5058038), (80, 2529019)]