2009018890

素因数分解:

$2^1\times 5^1\times {\mathrm{4261}}^1\times {\mathrm{47149}}^1$

素因数の和:51417

約数の個数: 16

約数和(自身を含む): 3617159400

約数和(自身を除く): 1608140510

約数列:

[1, 2, 5, 10, 4261, 8522, 21305, 42610, 47149, 94298, 235745, 471490, 200901889, 401803778, 1004509445, 2009018890]

約数ペア:

[(1, 2009018890), (2, 1004509445), (5, 401803778), (10, 200901889), (4261, 471490), (8522, 235745), (21305, 94298), (42610, 47149)]