13921760

素因数分解:

$2^5\times 5^1\times {\mathrm{87011}}^1$

素因数の和:87026

約数の個数: 24

約数和(自身を含む): 32890536

約数和(自身を除く): 18968776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 87011, 174022, 348044, 435055, 696088, 870110, 1392176, 1740220, 2784352, 3480440, 6960880, 13921760]

約数ペア:

[(1, 13921760), (2, 6960880), (4, 3480440), (5, 2784352), (8, 1740220), (10, 1392176), (16, 870110), (20, 696088), (32, 435055), (40, 348044), (80, 174022), (160, 87011)]