202607420

素因数分解:

$2^2\times 5^1\times {\mathrm{479}}^1\times {\mathrm{21149}}^1$

素因数の和:21637

約数の個数: 24

約数和(自身を含む): 426384000

約数和(自身を除く): 223776580

約数列:

[1, 2, 4, 5, 10, 20, 479, 958, 1916, 2395, 4790, 9580, 21149, 42298, 84596, 105745, 211490, 422980, 10130371, 20260742, 40521484, 50651855, 101303710, 202607420]

約数ペア:

[(1, 202607420), (2, 101303710), (4, 50651855), (5, 40521484), (10, 20260742), (20, 10130371), (479, 422980), (958, 211490), (1916, 105745), (2395, 84596), (4790, 42298), (9580, 21149)]