138685020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2311417}}^1$

素因数の和:2311429

約数の個数: 24

約数和(自身を含む): 388318224

約数和(自身を除く): 249633204

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2311417, 4622834, 6934251, 9245668, 11557085, 13868502, 23114170, 27737004, 34671255, 46228340, 69342510, 138685020]

約数ペア:

[(1, 138685020), (2, 69342510), (3, 46228340), (4, 34671255), (5, 27737004), (6, 23114170), (10, 13868502), (12, 11557085), (15, 9245668), (20, 6934251), (30, 4622834), (60, 2311417)]