28071260

素因数分解:

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

素因数の和:4722

約数の個数: 48

約数和(自身を含む): 68952576

約数和(自身を除く): 40881316

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 3010, 4663, 6020, 9326, 18652, 23315, 32641, 46630, 65282, 93260, 130564, 163205, 200509, 326410, 401018, 652820, 802036, 1002545, 1403563, 2005090, 2807126, 4010180, 5614252, 7017815, 14035630, 28071260]

約数ペア:

[(1, 28071260), (2, 14035630), (4, 7017815), (5, 5614252), (7, 4010180), (10, 2807126), (14, 2005090), (20, 1403563), (28, 1002545), (35, 802036), (43, 652820), (70, 401018), (86, 326410), (140, 200509), (172, 163205), (215, 130564), (301, 93260), (430, 65282), (602, 46630), (860, 32641), (1204, 23315), (1505, 18652), (3010, 9326), (4663, 6020)]