13738280

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{8377}}^1$

素因数の和:8429

約数の個数: 32

約数和(自身を含む): 31668840

約数和(自身を除く): 17930560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 8377, 16754, 33508, 41885, 67016, 83770, 167540, 335080, 343457, 686914, 1373828, 1717285, 2747656, 3434570, 6869140, 13738280]

約数ペア:

[(1, 13738280), (2, 6869140), (4, 3434570), (5, 2747656), (8, 1717285), (10, 1373828), (20, 686914), (40, 343457), (41, 335080), (82, 167540), (164, 83770), (205, 67016), (328, 41885), (410, 33508), (820, 16754), (1640, 8377)]