2250550

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1$

素因数の和:157

約数の個数: 48

約数和(自身を含む): 4642560

約数和(自身を除く): 2392010

約数列:

[1, 2, 5, 10, 19, 23, 25, 38, 46, 50, 95, 103, 115, 190, 206, 230, 437, 475, 515, 575, 874, 950, 1030, 1150, 1957, 2185, 2369, 2575, 3914, 4370, 4738, 5150, 9785, 10925, 11845, 19570, 21850, 23690, 45011, 48925, 59225, 90022, 97850, 118450, 225055, 450110, 1125275, 2250550]

約数ペア:

[(1, 2250550), (2, 1125275), (5, 450110), (10, 225055), (19, 118450), (23, 97850), (25, 90022), (38, 59225), (46, 48925), (50, 45011), (95, 23690), (103, 21850), (115, 19570), (190, 11845), (206, 10925), (230, 9785), (437, 5150), (475, 4738), (515, 4370), (575, 3914), (874, 2575), (950, 2369), (1030, 2185), (1150, 1957)]