1382800

素因数分解:

$2^4\times 5^2\times {\mathrm{3457}}^1$

素因数の和:3475

約数の個数: 30

約数和(自身を含む): 3323138

約数和(自身を除く): 1940338

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 3457, 6914, 13828, 17285, 27656, 34570, 55312, 69140, 86425, 138280, 172850, 276560, 345700, 691400, 1382800]

約数ペア:

[(1, 1382800), (2, 691400), (4, 345700), (5, 276560), (8, 172850), (10, 138280), (16, 86425), (20, 69140), (25, 55312), (40, 34570), (50, 27656), (80, 17285), (100, 13828), (200, 6914), (400, 3457)]