16440400

素因数分解:

$2^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{1787}}^1$

素因数の和:1828

約数の個数: 60

約数和(自身を含む): 41238432

約数和(自身を除く): 24798032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 46, 50, 80, 92, 100, 115, 184, 200, 230, 368, 400, 460, 575, 920, 1150, 1787, 1840, 2300, 3574, 4600, 7148, 8935, 9200, 14296, 17870, 28592, 35740, 41101, 44675, 71480, 82202, 89350, 142960, 164404, 178700, 205505, 328808, 357400, 411010, 657616, 714800, 822020, 1027525, 1644040, 2055050, 3288080, 4110100, 8220200, 16440400]

約数ペア:

[(1, 16440400), (2, 8220200), (4, 4110100), (5, 3288080), (8, 2055050), (10, 1644040), (16, 1027525), (20, 822020), (23, 714800), (25, 657616), (40, 411010), (46, 357400), (50, 328808), (80, 205505), (92, 178700), (100, 164404), (115, 142960), (184, 89350), (200, 82202), (230, 71480), (368, 44675), (400, 41101), (460, 35740), (575, 28592), (920, 17870), (1150, 14296), (1787, 9200), (1840, 8935), (2300, 7148), (3574, 4600)]