20053721870

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3148151}}^1$

素因数の和:3148185

約数の個数: 48

約数和(自身を含む): 45220055328

約数和(自身を除く): 25166333458

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 455, 490, 637, 910, 1274, 3185, 6370, 3148151, 6296302, 15740755, 22037057, 31481510, 40925963, 44074114, 81851926, 110185285, 154259399, 204629815, 220370570, 286481741, 308518798, 409259630, 572963482, 771296995, 1432408705, 1542593990, 2005372187, 2864817410, 4010744374, 10026860935, 20053721870]

約数ペア:

[(1, 20053721870), (2, 10026860935), (5, 4010744374), (7, 2864817410), (10, 2005372187), (13, 1542593990), (14, 1432408705), (26, 771296995), (35, 572963482), (49, 409259630), (65, 308518798), (70, 286481741), (91, 220370570), (98, 204629815), (130, 154259399), (182, 110185285), (245, 81851926), (455, 44074114), (490, 40925963), (637, 31481510), (910, 22037057), (1274, 15740755), (3185, 6296302), (6370, 3148151)]