56293880

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1423}}^1$

素因数の和:1500

約数の個数: 64

約数和(自身を含む): 135336960

約数和(自身を除く): 79043080

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 43, 46, 86, 92, 115, 172, 184, 215, 230, 344, 430, 460, 860, 920, 989, 1423, 1720, 1978, 2846, 3956, 4945, 5692, 7115, 7912, 9890, 11384, 14230, 19780, 28460, 32729, 39560, 56920, 61189, 65458, 122378, 130916, 163645, 244756, 261832, 305945, 327290, 489512, 611890, 654580, 1223780, 1309160, 1407347, 2447560, 2814694, 5629388, 7036735, 11258776, 14073470, 28146940, 56293880]

約数ペア:

[(1, 56293880), (2, 28146940), (4, 14073470), (5, 11258776), (8, 7036735), (10, 5629388), (20, 2814694), (23, 2447560), (40, 1407347), (43, 1309160), (46, 1223780), (86, 654580), (92, 611890), (115, 489512), (172, 327290), (184, 305945), (215, 261832), (230, 244756), (344, 163645), (430, 130916), (460, 122378), (860, 65458), (920, 61189), (989, 56920), (1423, 39560), (1720, 32729), (1978, 28460), (2846, 19780), (3956, 14230), (4945, 11384), (5692, 9890), (7115, 7912)]