20464635740

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{33007477}}^1$

素因数の和:33007517

約数の個数: 24

約数和(自身を含む): 44362050432

約数和(自身を除く): 23897414692

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 33007477, 66014954, 132029908, 165037385, 330074770, 660149540, 1023231787, 2046463574, 4092927148, 5116158935, 10232317870, 20464635740]

約数ペア:

[(1, 20464635740), (2, 10232317870), (4, 5116158935), (5, 4092927148), (10, 2046463574), (20, 1023231787), (31, 660149540), (62, 330074770), (124, 165037385), (155, 132029908), (310, 66014954), (620, 33007477)]