28486961890

素因数分解:

$2^1\times 5^1\times {\mathrm{180263}}^1\times {\mathrm{15803}}^1$

素因数の和:196073

約数の個数: 16

約数和(自身を含む): 51280060608

約数和(自身を除く): 22793098718

約数列:

[1, 2, 5, 10, 15803, 31606, 79015, 158030, 180263, 360526, 901315, 1802630, 2848696189, 5697392378, 14243480945, 28486961890]

約数ペア:

[(1, 28486961890), (2, 14243480945), (5, 5697392378), (10, 2848696189), (15803, 1802630), (31606, 901315), (79015, 360526), (158030, 180263)]