156799271420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{2042189}}^1$

素因数の和:2042558

約数の個数: 48

約数和(自身を含む): 360242316000

約数和(自身を除く): 203443044580

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 349, 698, 1396, 1745, 3490, 3839, 6980, 7678, 15356, 19195, 38390, 76780, 2042189, 4084378, 8168756, 10210945, 20421890, 22464079, 40843780, 44928158, 89856316, 112320395, 224640790, 449281580, 712723961, 1425447922, 2850895844, 3563619805, 7127239610, 7839963571, 14254479220, 15679927142, 31359854284, 39199817855, 78399635710, 156799271420]

約数ペア:

[(1, 156799271420), (2, 78399635710), (4, 39199817855), (5, 31359854284), (10, 15679927142), (11, 14254479220), (20, 7839963571), (22, 7127239610), (44, 3563619805), (55, 2850895844), (110, 1425447922), (220, 712723961), (349, 449281580), (698, 224640790), (1396, 112320395), (1745, 89856316), (3490, 44928158), (3839, 40843780), (6980, 22464079), (7678, 20421890), (15356, 10210945), (19195, 8168756), (38390, 4084378), (76780, 2042189)]