156911860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1120799}}^1$

素因数の和:1120815

約数の個数: 24

約数和(自身を含む): 376588800

約数和(自身を除く): 219676940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1120799, 2241598, 4483196, 5603995, 7845593, 11207990, 15691186, 22415980, 31382372, 39227965, 78455930, 156911860]

約数ペア:

[(1, 156911860), (2, 78455930), (4, 39227965), (5, 31382372), (7, 22415980), (10, 15691186), (14, 11207990), (20, 7845593), (28, 5603995), (35, 4483196), (70, 2241598), (140, 1120799)]