28447600

素因数分解:

$2^4\times 5^2\times {\mathrm{71119}}^1$

素因数の和:71137

約数の個数: 30

約数和(自身を含む): 68346320

約数和(自身を除く): 39898720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 71119, 142238, 284476, 355595, 568952, 711190, 1137904, 1422380, 1777975, 2844760, 3555950, 5689520, 7111900, 14223800, 28447600]

約数ペア:

[(1, 28447600), (2, 14223800), (4, 7111900), (5, 5689520), (8, 3555950), (10, 2844760), (16, 1777975), (20, 1422380), (25, 1137904), (40, 711190), (50, 568952), (80, 355595), (100, 284476), (200, 142238), (400, 71119)]