16670240

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2423}}^1$

素因数の和:2481

約数の個数: 48

約数和(自身を含む): 40315968

約数和(自身を除く): 23645728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 2423, 3440, 4846, 6880, 9692, 12115, 19384, 24230, 38768, 48460, 77536, 96920, 104189, 193840, 208378, 387680, 416756, 520945, 833512, 1041890, 1667024, 2083780, 3334048, 4167560, 8335120, 16670240]

約数ペア:

[(1, 16670240), (2, 8335120), (4, 4167560), (5, 3334048), (8, 2083780), (10, 1667024), (16, 1041890), (20, 833512), (32, 520945), (40, 416756), (43, 387680), (80, 208378), (86, 193840), (160, 104189), (172, 96920), (215, 77536), (344, 48460), (430, 38768), (688, 24230), (860, 19384), (1376, 12115), (1720, 9692), (2423, 6880), (3440, 4846)]