9446440

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1699}}^1$

素因数の和:1849

約数の個数: 32

約数和(自身を含む): 21420000

約数和(自身を除く): 11973560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 1699, 2780, 3398, 5560, 6796, 8495, 13592, 16990, 33980, 67960, 236161, 472322, 944644, 1180805, 1889288, 2361610, 4723220, 9446440]

約数ペア:

[(1, 9446440), (2, 4723220), (4, 2361610), (5, 1889288), (8, 1180805), (10, 944644), (20, 472322), (40, 236161), (139, 67960), (278, 33980), (556, 16990), (695, 13592), (1112, 8495), (1390, 6796), (1699, 5560), (2780, 3398)]