38977980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{649633}}^1$

素因数の和:649645

約数の個数: 24

約数和(自身を含む): 109138512

約数和(自身を除く): 70160532

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 649633, 1299266, 1948899, 2598532, 3248165, 3897798, 6496330, 7795596, 9744495, 12992660, 19488990, 38977980]

約数ペア:

[(1, 38977980), (2, 19488990), (3, 12992660), (4, 9744495), (5, 7795596), (6, 6496330), (10, 3897798), (12, 3248165), (15, 2598532), (20, 1948899), (30, 1299266), (60, 649633)]