87480940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{230213}}^1$

素因数の和:230241

約数の個数: 24

約数和(自身を含む): 193379760

約数和(自身を除く): 105898820

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 230213, 460426, 920852, 1151065, 2302130, 4374047, 4604260, 8748094, 17496188, 21870235, 43740470, 87480940]

約数ペア:

[(1, 87480940), (2, 43740470), (4, 21870235), (5, 17496188), (10, 8748094), (19, 4604260), (20, 4374047), (38, 2302130), (76, 1151065), (95, 920852), (190, 460426), (380, 230213)]