40645940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{106963}}^1$

素因数の和:106991

約数の個数: 24

約数和(自身を含む): 89849760

約数和(自身を除く): 49203820

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 106963, 213926, 427852, 534815, 1069630, 2032297, 2139260, 4064594, 8129188, 10161485, 20322970, 40645940]

約数ペア:

[(1, 40645940), (2, 20322970), (4, 10161485), (5, 8129188), (10, 4064594), (19, 2139260), (20, 2032297), (38, 1069630), (76, 534815), (95, 427852), (190, 213926), (380, 106963)]