56142520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{4663}}^1$

素因数の和:4724

約数の個数: 64

約数和(自身を含む): 147755520

約数和(自身を除く): 91613000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 56, 70, 86, 140, 172, 215, 280, 301, 344, 430, 602, 860, 1204, 1505, 1720, 2408, 3010, 4663, 6020, 9326, 12040, 18652, 23315, 32641, 37304, 46630, 65282, 93260, 130564, 163205, 186520, 200509, 261128, 326410, 401018, 652820, 802036, 1002545, 1305640, 1403563, 1604072, 2005090, 2807126, 4010180, 5614252, 7017815, 8020360, 11228504, 14035630, 28071260, 56142520]

約数ペア:

[(1, 56142520), (2, 28071260), (4, 14035630), (5, 11228504), (7, 8020360), (8, 7017815), (10, 5614252), (14, 4010180), (20, 2807126), (28, 2005090), (35, 1604072), (40, 1403563), (43, 1305640), (56, 1002545), (70, 802036), (86, 652820), (140, 401018), (172, 326410), (215, 261128), (280, 200509), (301, 186520), (344, 163205), (430, 130564), (602, 93260), (860, 65282), (1204, 46630), (1505, 37304), (1720, 32641), (2408, 23315), (3010, 18652), (4663, 12040), (6020, 9326)]