20049730

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{1471}}^1$

素因数の和:1554

約数の個数: 32

約数和(自身を含む): 38154240

約数和(自身を除く): 18104510

約数列:

[1, 2, 5, 10, 29, 47, 58, 94, 145, 235, 290, 470, 1363, 1471, 2726, 2942, 6815, 7355, 13630, 14710, 42659, 69137, 85318, 138274, 213295, 345685, 426590, 691370, 2004973, 4009946, 10024865, 20049730]

約数ペア:

[(1, 20049730), (2, 10024865), (5, 4009946), (10, 2004973), (29, 691370), (47, 426590), (58, 345685), (94, 213295), (145, 138274), (235, 85318), (290, 69137), (470, 42659), (1363, 14710), (1471, 13630), (2726, 7355), (2942, 6815)]