12395480

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2843}}^1$

素因数の和:2963

約数の個数: 32

約数和(自身を含む): 28155600

約数和(自身を除く): 15760120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 2843, 4360, 5686, 11372, 14215, 22744, 28430, 56860, 113720, 309887, 619774, 1239548, 1549435, 2479096, 3098870, 6197740, 12395480]

約数ペア:

[(1, 12395480), (2, 6197740), (4, 3098870), (5, 2479096), (8, 1549435), (10, 1239548), (20, 619774), (40, 309887), (109, 113720), (218, 56860), (436, 28430), (545, 22744), (872, 14215), (1090, 11372), (2180, 5686), (2843, 4360)]