20745110

素因数分解:

$2^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{9059}}^1$

素因数の和:9295

約数の個数: 16

約数和(自身を含む): 37508400

約数和(自身を除く): 16763290

約数列:

[1, 2, 5, 10, 229, 458, 1145, 2290, 9059, 18118, 45295, 90590, 2074511, 4149022, 10372555, 20745110]

約数ペア:

[(1, 20745110), (2, 10372555), (5, 4149022), (10, 2074511), (229, 90590), (458, 45295), (1145, 18118), (2290, 9059)]