15571120

素因数分解:

$2^4\times 5^1\times {\mathrm{151}}^1\times {\mathrm{1289}}^1$

素因数の和:1453

約数の個数: 40

約数和(自身を含む): 36470880

約数和(自身を除く): 20899760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 151, 302, 604, 755, 1208, 1289, 1510, 2416, 2578, 3020, 5156, 6040, 6445, 10312, 12080, 12890, 20624, 25780, 51560, 103120, 194639, 389278, 778556, 973195, 1557112, 1946390, 3114224, 3892780, 7785560, 15571120]

約数ペア:

[(1, 15571120), (2, 7785560), (4, 3892780), (5, 3114224), (8, 1946390), (10, 1557112), (16, 973195), (20, 778556), (40, 389278), (80, 194639), (151, 103120), (302, 51560), (604, 25780), (755, 20624), (1208, 12890), (1289, 12080), (1510, 10312), (2416, 6445), (2578, 6040), (3020, 5156)]