12390470

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{65213}}^1$

素因数の和:65239

約数の個数: 16

約数和(自身を含む): 23477040

約数和(自身を除く): 11086570

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 65213, 130426, 326065, 652130, 1239047, 2478094, 6195235, 12390470]

約数ペア:

[(1, 12390470), (2, 6195235), (5, 2478094), (10, 1239047), (19, 652130), (38, 326065), (95, 130426), (190, 65213)]