2197810

素因数分解:

$2^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{811}}^1$

素因数の和:1089

約数の個数: 16

約数和(自身を含む): 3975552

約数和(自身を除く): 1777742

約数列:

[1, 2, 5, 10, 271, 542, 811, 1355, 1622, 2710, 4055, 8110, 219781, 439562, 1098905, 2197810]

約数ペア:

[(1, 2197810), (2, 1098905), (5, 439562), (10, 219781), (271, 8110), (542, 4055), (811, 2710), (1355, 1622)]