15364760

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{8933}}^1$

素因数の和:8987

約数の個数: 32

約数和(自身を含む): 35378640

約数和(自身を除く): 20013880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 8933, 17866, 35732, 44665, 71464, 89330, 178660, 357320, 384119, 768238, 1536476, 1920595, 3072952, 3841190, 7682380, 15364760]

約数ペア:

[(1, 15364760), (2, 7682380), (4, 3841190), (5, 3072952), (8, 1920595), (10, 1536476), (20, 768238), (40, 384119), (43, 357320), (86, 178660), (172, 89330), (215, 71464), (344, 44665), (430, 35732), (860, 17866), (1720, 8933)]