28219600

素因数分解:

$2^4\times 5^2\times {\mathrm{70549}}^1$

素因数の和:70567

約数の個数: 30

約数和(自身を含む): 67798550

約数和(自身を除く): 39578950

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 70549, 141098, 282196, 352745, 564392, 705490, 1128784, 1410980, 1763725, 2821960, 3527450, 5643920, 7054900, 14109800, 28219600]

約数ペア:

[(1, 28219600), (2, 14109800), (4, 7054900), (5, 5643920), (8, 3527450), (10, 2821960), (16, 1763725), (20, 1410980), (25, 1128784), (40, 705490), (50, 564392), (80, 352745), (100, 282196), (200, 141098), (400, 70549)]