15147760

素因数分解:

$2^4\times 5^1\times {\mathrm{189347}}^1$

素因数の和:189360

約数の個数: 20

約数和(自身を含む): 35218728

約数和(自身を除く): 20070968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 189347, 378694, 757388, 946735, 1514776, 1893470, 3029552, 3786940, 7573880, 15147760]

約数ペア:

[(1, 15147760), (2, 7573880), (4, 3786940), (5, 3029552), (8, 1893470), (10, 1514776), (16, 946735), (20, 757388), (40, 378694), (80, 189347)]