248869360

素因数分解:

$2^4\times 5^1\times {\mathrm{3110867}}^1$

素因数の和:3110880

約数の個数: 20

約数和(自身を含む): 578621448

約数和(自身を除く): 329752088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3110867, 6221734, 12443468, 15554335, 24886936, 31108670, 49773872, 62217340, 124434680, 248869360]

約数ペア:

[(1, 248869360), (2, 124434680), (4, 62217340), (5, 49773872), (8, 31108670), (10, 24886936), (16, 15554335), (20, 12443468), (40, 6221734), (80, 3110867)]