12895240

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{8713}}^1$

素因数の和:8761

約数の個数: 32

約数和(自身を含む): 29801880

約数和(自身を除く): 16906640

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 8713, 17426, 34852, 43565, 69704, 87130, 174260, 322381, 348520, 644762, 1289524, 1611905, 2579048, 3223810, 6447620, 12895240]

約数ペア:

[(1, 12895240), (2, 6447620), (4, 3223810), (5, 2579048), (8, 1611905), (10, 1289524), (20, 644762), (37, 348520), (40, 322381), (74, 174260), (148, 87130), (185, 69704), (296, 43565), (370, 34852), (740, 17426), (1480, 8713)]