202128440

素因数分解:

$2^3\times 5^1\times {\mathrm{5053211}}^1$

素因数の和:5053222

約数の個数: 16

約数和(自身を含む): 454789080

約数和(自身を除く): 252660640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5053211, 10106422, 20212844, 25266055, 40425688, 50532110, 101064220, 202128440]

約数ペア:

[(1, 202128440), (2, 101064220), (4, 50532110), (5, 40425688), (8, 25266055), (10, 20212844), (20, 10106422), (40, 5053211)]