15174980

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{6961}}^1$

素因数の和:7079

約数の個数: 24

約数和(自身を含む): 32164440

約数和(自身を除く): 16989460

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 6961, 13922, 27844, 34805, 69610, 139220, 758749, 1517498, 3034996, 3793745, 7587490, 15174980]

約数ペア:

[(1, 15174980), (2, 7587490), (4, 3793745), (5, 3034996), (10, 1517498), (20, 758749), (109, 139220), (218, 69610), (436, 34805), (545, 27844), (1090, 13922), (2180, 6961)]