2447560

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1423}}^1$

素因数の和:1477

約数の個数: 32

約数和(自身を含む): 5639040

約数和(自身を除く): 3191480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1423, 1720, 2846, 5692, 7115, 11384, 14230, 28460, 56920, 61189, 122378, 244756, 305945, 489512, 611890, 1223780, 2447560]

約数ペア:

[(1, 2447560), (2, 1223780), (4, 611890), (5, 489512), (8, 305945), (10, 244756), (20, 122378), (40, 61189), (43, 56920), (86, 28460), (172, 14230), (215, 11384), (344, 7115), (430, 5692), (860, 2846), (1423, 1720)]