2213960020

素因数分解:

$2^2\times 5^1\times {\mathrm{5011}}^1\times {\mathrm{22091}}^1$

素因数の和:27111

約数の個数: 24

約数和(自身を含む): 4650454368

約数和(自身を除く): 2436494348

約数列:

[1, 2, 4, 5, 10, 20, 5011, 10022, 20044, 22091, 25055, 44182, 50110, 88364, 100220, 110455, 220910, 441820, 110698001, 221396002, 442792004, 553490005, 1106980010, 2213960020]

約数ペア:

[(1, 2213960020), (2, 1106980010), (4, 553490005), (5, 442792004), (10, 221396002), (20, 110698001), (5011, 441820), (10022, 220910), (20044, 110455), (22091, 100220), (25055, 88364), (44182, 50110)]