2191900

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{953}}^1$

素因数の和:990

約数の個数: 36

約数和(自身を含む): 4968432

約数和(自身を除く): 2776532

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 230, 460, 575, 953, 1150, 1906, 2300, 3812, 4765, 9530, 19060, 21919, 23825, 43838, 47650, 87676, 95300, 109595, 219190, 438380, 547975, 1095950, 2191900]

約数ペア:

[(1, 2191900), (2, 1095950), (4, 547975), (5, 438380), (10, 219190), (20, 109595), (23, 95300), (25, 87676), (46, 47650), (50, 43838), (92, 23825), (100, 21919), (115, 19060), (230, 9530), (460, 4765), (575, 3812), (953, 2300), (1150, 1906)]