2019237040

素因数分解:

$2^4\times 5^1\times {\mathrm{2251}}^1\times {\mathrm{11213}}^1$

素因数の和:13477

約数の個数: 40

約数和(自身を含む): 4697230608

約数和(自身を除く): 2677993568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2251, 4502, 9004, 11213, 11255, 18008, 22426, 22510, 36016, 44852, 45020, 56065, 89704, 90040, 112130, 179408, 180080, 224260, 448520, 897040, 25240463, 50480926, 100961852, 126202315, 201923704, 252404630, 403847408, 504809260, 1009618520, 2019237040]

約数ペア:

[(1, 2019237040), (2, 1009618520), (4, 504809260), (5, 403847408), (8, 252404630), (10, 201923704), (16, 126202315), (20, 100961852), (40, 50480926), (80, 25240463), (2251, 897040), (4502, 448520), (9004, 224260), (11213, 180080), (11255, 179408), (18008, 112130), (22426, 90040), (22510, 89704), (36016, 56065), (44852, 45020)]