2008143020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{454331}}^1$

素因数の和:454370

約数の個数: 48

約数和(自身を含む): 4808649888

約数和(自身を除く): 2800506868

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 454331, 908662, 1817324, 2271655, 4543310, 5906303, 7723627, 9086620, 11812606, 15447254, 23625212, 29531515, 30894508, 38618135, 59063030, 77236270, 100407151, 118126060, 154472540, 200814302, 401628604, 502035755, 1004071510, 2008143020]

約数ペア:

[(1, 2008143020), (2, 1004071510), (4, 502035755), (5, 401628604), (10, 200814302), (13, 154472540), (17, 118126060), (20, 100407151), (26, 77236270), (34, 59063030), (52, 38618135), (65, 30894508), (68, 29531515), (85, 23625212), (130, 15447254), (170, 11812606), (221, 9086620), (260, 7723627), (340, 5906303), (442, 4543310), (884, 2271655), (1105, 1817324), (2210, 908662), (4420, 454331)]