12253660

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{571}}^1$

素因数の和:646

約数の個数: 48

約数和(自身を含む): 27387360

約数和(自身を除く): 15133700

約数列:

[1, 2, 4, 5, 10, 20, 29, 37, 58, 74, 116, 145, 148, 185, 290, 370, 571, 580, 740, 1073, 1142, 2146, 2284, 2855, 4292, 5365, 5710, 10730, 11420, 16559, 21127, 21460, 33118, 42254, 66236, 82795, 84508, 105635, 165590, 211270, 331180, 422540, 612683, 1225366, 2450732, 3063415, 6126830, 12253660]

約数ペア:

[(1, 12253660), (2, 6126830), (4, 3063415), (5, 2450732), (10, 1225366), (20, 612683), (29, 422540), (37, 331180), (58, 211270), (74, 165590), (116, 105635), (145, 84508), (148, 82795), (185, 66236), (290, 42254), (370, 33118), (571, 21460), (580, 21127), (740, 16559), (1073, 11420), (1142, 10730), (2146, 5710), (2284, 5365), (2855, 4292)]