16247120

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4723}}^1$

素因数の和:4779

約数の個数: 40

約数和(自身を含む): 38661216

約数和(自身を除く): 22414096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 4723, 9446, 18892, 23615, 37784, 47230, 75568, 94460, 188920, 203089, 377840, 406178, 812356, 1015445, 1624712, 2030890, 3249424, 4061780, 8123560, 16247120]

約数ペア:

[(1, 16247120), (2, 8123560), (4, 4061780), (5, 3249424), (8, 2030890), (10, 1624712), (16, 1015445), (20, 812356), (40, 406178), (43, 377840), (80, 203089), (86, 188920), (172, 94460), (215, 75568), (344, 47230), (430, 37784), (688, 23615), (860, 18892), (1720, 9446), (3440, 4723)]