2198480

素因数分解:

$2^4\times 5^1\times {\mathrm{27481}}^1$

素因数の和:27494

約数の個数: 20

約数和(自身を含む): 5111652

約数和(自身を除く): 2913172

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 27481, 54962, 109924, 137405, 219848, 274810, 439696, 549620, 1099240, 2198480]

約数ペア:

[(1, 2198480), (2, 1099240), (4, 549620), (5, 439696), (8, 274810), (10, 219848), (16, 137405), (20, 109924), (40, 54962), (80, 27481)]