74884760

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{35323}}^1$

素因数の和:35387

約数の個数: 32

約数和(自身を含む): 171674640

約数和(自身を除く): 96789880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 35323, 70646, 141292, 176615, 282584, 353230, 706460, 1412920, 1872119, 3744238, 7488476, 9360595, 14976952, 18721190, 37442380, 74884760]

約数ペア:

[(1, 74884760), (2, 37442380), (4, 18721190), (5, 14976952), (8, 9360595), (10, 7488476), (20, 3744238), (40, 1872119), (53, 1412920), (106, 706460), (212, 353230), (265, 282584), (424, 176615), (530, 141292), (1060, 70646), (2120, 35323)]