15132740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5689}}^1$

素因数の和:5724

約数の個数: 48

約数和(自身を含む): 38236800

約数和(自身を除く): 23104060

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 5689, 11378, 22756, 28445, 39823, 56890, 79646, 108091, 113780, 159292, 199115, 216182, 398230, 432364, 540455, 756637, 796460, 1080910, 1513274, 2161820, 3026548, 3783185, 7566370, 15132740]

約数ペア:

[(1, 15132740), (2, 7566370), (4, 3783185), (5, 3026548), (7, 2161820), (10, 1513274), (14, 1080910), (19, 796460), (20, 756637), (28, 540455), (35, 432364), (38, 398230), (70, 216182), (76, 199115), (95, 159292), (133, 113780), (140, 108091), (190, 79646), (266, 56890), (380, 39823), (532, 28445), (665, 22756), (1330, 11378), (2660, 5689)]