12244520

素因数分解:

$2^3\times 5^1\times {\mathrm{443}}^1\times {\mathrm{691}}^1$

素因数の和:1145

約数の個数: 32

約数和(自身を含む): 27652320

約数和(自身を除く): 15407800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 443, 691, 886, 1382, 1772, 2215, 2764, 3455, 3544, 4430, 5528, 6910, 8860, 13820, 17720, 27640, 306113, 612226, 1224452, 1530565, 2448904, 3061130, 6122260, 12244520]

約数ペア:

[(1, 12244520), (2, 6122260), (4, 3061130), (5, 2448904), (8, 1530565), (10, 1224452), (20, 612226), (40, 306113), (443, 27640), (691, 17720), (886, 13820), (1382, 8860), (1772, 6910), (2215, 5528), (2764, 4430), (3455, 3544)]