20835710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{17509}}^1$

素因数の和:17540

約数の個数: 32

約数和(自身を含む): 45385920

約数和(自身を除く): 24550210

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 595, 1190, 17509, 35018, 87545, 122563, 175090, 245126, 297653, 595306, 612815, 1225630, 1488265, 2083571, 2976530, 4167142, 10417855, 20835710]

約数ペア:

[(1, 20835710), (2, 10417855), (5, 4167142), (7, 2976530), (10, 2083571), (14, 1488265), (17, 1225630), (34, 612815), (35, 595306), (70, 297653), (85, 245126), (119, 175090), (170, 122563), (238, 87545), (595, 35018), (1190, 17509)]