13404760

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{6323}}^1$

素因数の和:6387

約数の個数: 32

約数和(自身を含む): 30734640

約数和(自身を除く): 17329880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 6323, 12646, 25292, 31615, 50584, 63230, 126460, 252920, 335119, 670238, 1340476, 1675595, 2680952, 3351190, 6702380, 13404760]

約数ペア:

[(1, 13404760), (2, 6702380), (4, 3351190), (5, 2680952), (8, 1675595), (10, 1340476), (20, 670238), (40, 335119), (53, 252920), (106, 126460), (212, 63230), (265, 50584), (424, 31615), (530, 25292), (1060, 12646), (2120, 6323)]