2720282720

素因数分解:

$2^5\times 5^1\times {\mathrm{1087}}^1\times {\mathrm{15641}}^1$

素因数の和:16743

約数の個数: 48

約数和(自身を含む): 6432991488

約数和(自身を除く): 3712708768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1087, 2174, 4348, 5435, 8696, 10870, 15641, 17392, 21740, 31282, 34784, 43480, 62564, 78205, 86960, 125128, 156410, 173920, 250256, 312820, 500512, 625640, 1251280, 2502560, 17001767, 34003534, 68007068, 85008835, 136014136, 170017670, 272028272, 340035340, 544056544, 680070680, 1360141360, 2720282720]

約数ペア:

[(1, 2720282720), (2, 1360141360), (4, 680070680), (5, 544056544), (8, 340035340), (10, 272028272), (16, 170017670), (20, 136014136), (32, 85008835), (40, 68007068), (80, 34003534), (160, 17001767), (1087, 2502560), (2174, 1251280), (4348, 625640), (5435, 500512), (8696, 312820), (10870, 250256), (15641, 173920), (17392, 156410), (21740, 125128), (31282, 86960), (34784, 78205), (43480, 62564)]