22409020

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{367}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 48964608

約数和(自身を除く): 26555588

約数列:

[1, 2, 4, 5, 10, 20, 43, 71, 86, 142, 172, 215, 284, 355, 367, 430, 710, 734, 860, 1420, 1468, 1835, 3053, 3670, 6106, 7340, 12212, 15265, 15781, 26057, 30530, 31562, 52114, 61060, 63124, 78905, 104228, 130285, 157810, 260570, 315620, 521140, 1120451, 2240902, 4481804, 5602255, 11204510, 22409020]

約数ペア:

[(1, 22409020), (2, 11204510), (4, 5602255), (5, 4481804), (10, 2240902), (20, 1120451), (43, 521140), (71, 315620), (86, 260570), (142, 157810), (172, 130285), (215, 104228), (284, 78905), (355, 63124), (367, 61060), (430, 52114), (710, 31562), (734, 30530), (860, 26057), (1420, 15781), (1468, 15265), (1835, 12212), (3053, 7340), (3670, 6106)]