7098440

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4127}}^1$

素因数の和:4181

約数の個数: 32

約数和(自身を含む): 16346880

約数和(自身を除く): 9248440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 4127, 8254, 16508, 20635, 33016, 41270, 82540, 165080, 177461, 354922, 709844, 887305, 1419688, 1774610, 3549220, 7098440]

約数ペア:

[(1, 7098440), (2, 3549220), (4, 1774610), (5, 1419688), (8, 887305), (10, 709844), (20, 354922), (40, 177461), (43, 165080), (86, 82540), (172, 41270), (215, 33016), (344, 20635), (430, 16508), (860, 8254), (1720, 4127)]