13559080

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{5557}}^1$

素因数の和:5629

約数の個数: 32

約数和(自身を含む): 31013640

約数和(自身を除く): 17454560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 5557, 11114, 22228, 27785, 44456, 55570, 111140, 222280, 338977, 677954, 1355908, 1694885, 2711816, 3389770, 6779540, 13559080]

約数ペア:

[(1, 13559080), (2, 6779540), (4, 3389770), (5, 2711816), (8, 1694885), (10, 1355908), (20, 677954), (40, 338977), (61, 222280), (122, 111140), (244, 55570), (305, 44456), (488, 27785), (610, 22228), (1220, 11114), (2440, 5557)]