15240560

素因数分解:

$2^4\times 5^1\times {\mathrm{190507}}^1$

素因数の和:190520

約数の個数: 20

約数和(自身を含む): 35434488

約数和(自身を除く): 20193928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 190507, 381014, 762028, 952535, 1524056, 1905070, 3048112, 3810140, 7620280, 15240560]

約数ペア:

[(1, 15240560), (2, 7620280), (4, 3810140), (5, 3048112), (8, 1905070), (10, 1524056), (16, 952535), (20, 762028), (40, 381014), (80, 190507)]