13951780

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{16223}}^1$

素因数の和:16275

約数の個数: 24

約数和(自身を含む): 29981952

約数和(自身を除く): 16030172

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 16223, 32446, 64892, 81115, 162230, 324460, 697589, 1395178, 2790356, 3487945, 6975890, 13951780]

約数ペア:

[(1, 13951780), (2, 6975890), (4, 3487945), (5, 2790356), (10, 1395178), (20, 697589), (43, 324460), (86, 162230), (172, 81115), (215, 64892), (430, 32446), (860, 16223)]