21951829220

素因数分解:

$2^2\times 5^1\times {\mathrm{8923}}^1\times {\mathrm{123007}}^1$

素因数の和:131939

約数の個数: 24

約数和(自身を含む): 46104382464

約数和(自身を除く): 24152553244

約数列:

[1, 2, 4, 5, 10, 20, 8923, 17846, 35692, 44615, 89230, 123007, 178460, 246014, 492028, 615035, 1230070, 2460140, 1097591461, 2195182922, 4390365844, 5487957305, 10975914610, 21951829220]

約数ペア:

[(1, 21951829220), (2, 10975914610), (4, 5487957305), (5, 4390365844), (10, 2195182922), (20, 1097591461), (8923, 2460140), (17846, 1230070), (35692, 615035), (44615, 492028), (89230, 246014), (123007, 178460)]