28007600

素因数分解:

$2^4\times 5^2\times {\mathrm{70019}}^1$

素因数の和:70037

約数の個数: 30

約数和(自身を含む): 67289220

約数和(自身を除く): 39281620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 70019, 140038, 280076, 350095, 560152, 700190, 1120304, 1400380, 1750475, 2800760, 3500950, 5601520, 7001900, 14003800, 28007600]

約数ペア:

[(1, 28007600), (2, 14003800), (4, 7001900), (5, 5601520), (8, 3500950), (10, 2800760), (16, 1750475), (20, 1400380), (25, 1120304), (40, 700190), (50, 560152), (80, 350095), (100, 280076), (200, 140038), (400, 70019)]