12837020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13099}}^1$

素因数の和:13122

約数の個数: 36

約数和(自身を含む): 31361400

約数和(自身を除く): 18524380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 13099, 26198, 52396, 65495, 91693, 130990, 183386, 261980, 366772, 458465, 641851, 916930, 1283702, 1833860, 2567404, 3209255, 6418510, 12837020]

約数ペア:

[(1, 12837020), (2, 6418510), (4, 3209255), (5, 2567404), (7, 1833860), (10, 1283702), (14, 916930), (20, 641851), (28, 458465), (35, 366772), (49, 261980), (70, 183386), (98, 130990), (140, 91693), (196, 65495), (245, 52396), (490, 26198), (980, 13099)]