15149780

素因数分解:

$2^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{1889}}^1$

素因数の和:2299

約数の個数: 24

約数和(自身を含む): 31910760

約数和(自身を除く): 16760980

約数列:

[1, 2, 4, 5, 10, 20, 401, 802, 1604, 1889, 2005, 3778, 4010, 7556, 8020, 9445, 18890, 37780, 757489, 1514978, 3029956, 3787445, 7574890, 15149780]

約数ペア:

[(1, 15149780), (2, 7574890), (4, 3787445), (5, 3029956), (10, 1514978), (20, 757489), (401, 37780), (802, 18890), (1604, 9445), (1889, 8020), (2005, 7556), (3778, 4010)]