2051215930

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{353}}^1\times {\mathrm{6529}}^1$

素因数の和:6978

約数の個数: 32

約数和(自身を含む): 3744824400

約数和(自身を除く): 1693608470

約数列:

[1, 2, 5, 10, 89, 178, 353, 445, 706, 890, 1765, 3530, 6529, 13058, 31417, 32645, 62834, 65290, 157085, 314170, 581081, 1162162, 2304737, 2905405, 4609474, 5810810, 11523685, 23047370, 205121593, 410243186, 1025607965, 2051215930]

約数ペア:

[(1, 2051215930), (2, 1025607965), (5, 410243186), (10, 205121593), (89, 23047370), (178, 11523685), (353, 5810810), (445, 4609474), (706, 2905405), (890, 2304737), (1765, 1162162), (3530, 581081), (6529, 314170), (13058, 157085), (31417, 65290), (32645, 62834)]