13200560

素因数分解:

$2^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1051}}^1$

素因数の和:1221

約数の個数: 40

約数和(自身を含む): 30916176

約数和(自身を除く): 17715616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157, 314, 628, 785, 1051, 1256, 1570, 2102, 2512, 3140, 4204, 5255, 6280, 8408, 10510, 12560, 16816, 21020, 42040, 84080, 165007, 330014, 660028, 825035, 1320056, 1650070, 2640112, 3300140, 6600280, 13200560]

約数ペア:

[(1, 13200560), (2, 6600280), (4, 3300140), (5, 2640112), (8, 1650070), (10, 1320056), (16, 825035), (20, 660028), (40, 330014), (80, 165007), (157, 84080), (314, 42040), (628, 21020), (785, 16816), (1051, 12560), (1256, 10510), (1570, 8408), (2102, 6280), (2512, 5255), (3140, 4204)]