4197031460

素因数分解:

$2^2\times 5^1\times {\mathrm{209851573}}^1$

素因数の和:209851582

約数の個数: 12

約数和(自身を含む): 8813766108

約数和(自身を除く): 4616734648

約数列:

[1, 2, 4, 5, 10, 20, 209851573, 419703146, 839406292, 1049257865, 2098515730, 4197031460]

約数ペア:

[(1, 4197031460), (2, 2098515730), (4, 1049257865), (5, 839406292), (10, 419703146), (20, 209851573)]