16126280

素因数分解:

$2^3\times 5^1\times {\mathrm{359}}^1\times {\mathrm{1123}}^1$

素因数の和:1493

約数の個数: 32

約数和(自身を含む): 36417600

約数和(自身を除く): 20291320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 359, 718, 1123, 1436, 1795, 2246, 2872, 3590, 4492, 5615, 7180, 8984, 11230, 14360, 22460, 44920, 403157, 806314, 1612628, 2015785, 3225256, 4031570, 8063140, 16126280]

約数ペア:

[(1, 16126280), (2, 8063140), (4, 4031570), (5, 3225256), (8, 2015785), (10, 1612628), (20, 806314), (40, 403157), (359, 44920), (718, 22460), (1123, 14360), (1436, 11230), (1795, 8984), (2246, 7180), (2872, 5615), (3590, 4492)]