16271480

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2591}}^1$

素因数の和:2759

約数の個数: 32

約数和(自身を含む): 36858240

約数和(自身を除く): 20586760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 2591, 3140, 5182, 6280, 10364, 12955, 20728, 25910, 51820, 103640, 406787, 813574, 1627148, 2033935, 3254296, 4067870, 8135740, 16271480]

約数ペア:

[(1, 16271480), (2, 8135740), (4, 4067870), (5, 3254296), (8, 2033935), (10, 1627148), (20, 813574), (40, 406787), (157, 103640), (314, 51820), (628, 25910), (785, 20728), (1256, 12955), (1570, 10364), (2591, 6280), (3140, 5182)]