55880860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{399149}}^1$

素因数の和:399165

約数の個数: 24

約数和(自身を含む): 134114400

約数和(自身を除く): 78233540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 399149, 798298, 1596596, 1995745, 2794043, 3991490, 5588086, 7982980, 11176172, 13970215, 27940430, 55880860]

約数ペア:

[(1, 55880860), (2, 27940430), (4, 13970215), (5, 11176172), (7, 7982980), (10, 5588086), (14, 3991490), (20, 2794043), (28, 1995745), (35, 1596596), (70, 798298), (140, 399149)]