2017402840

素因数分解:

$2^3\times 5^1\times {\mathrm{4603}}^1\times {\mathrm{10957}}^1$

素因数の和:15571

約数の個数: 32

約数和(自身を含む): 4540556880

約数和(自身を除く): 2523154040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4603, 9206, 10957, 18412, 21914, 23015, 36824, 43828, 46030, 54785, 87656, 92060, 109570, 184120, 219140, 438280, 50435071, 100870142, 201740284, 252175355, 403480568, 504350710, 1008701420, 2017402840]

約数ペア:

[(1, 2017402840), (2, 1008701420), (4, 504350710), (5, 403480568), (8, 252175355), (10, 201740284), (20, 100870142), (40, 50435071), (4603, 438280), (9206, 219140), (10957, 184120), (18412, 109570), (21914, 92060), (23015, 87656), (36824, 54785), (43828, 46030)]