12678780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{211313}}^1$

素因数の和:211325

約数の個数: 24

約数和(自身を含む): 35500752

約数和(自身を除く): 22821972

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 211313, 422626, 633939, 845252, 1056565, 1267878, 2113130, 2535756, 3169695, 4226260, 6339390, 12678780]

約数ペア:

[(1, 12678780), (2, 6339390), (3, 4226260), (4, 3169695), (5, 2535756), (6, 2113130), (10, 1267878), (12, 1056565), (15, 845252), (20, 633939), (30, 422626), (60, 211313)]