19407400

素因数分解:

$2^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{4219}}^1$

素因数の和:4258

約数の個数: 48

約数和(自身を含む): 47095200

約数和(自身を除く): 27687800

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 46, 50, 92, 100, 115, 184, 200, 230, 460, 575, 920, 1150, 2300, 4219, 4600, 8438, 16876, 21095, 33752, 42190, 84380, 97037, 105475, 168760, 194074, 210950, 388148, 421900, 485185, 776296, 843800, 970370, 1940740, 2425925, 3881480, 4851850, 9703700, 19407400]

約数ペア:

[(1, 19407400), (2, 9703700), (4, 4851850), (5, 3881480), (8, 2425925), (10, 1940740), (20, 970370), (23, 843800), (25, 776296), (40, 485185), (46, 421900), (50, 388148), (92, 210950), (100, 194074), (115, 168760), (184, 105475), (200, 97037), (230, 84380), (460, 42190), (575, 33752), (920, 21095), (1150, 16876), (2300, 8438), (4219, 4600)]