1219000

素因数分解:

$2^3\times 5^3\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:97

約数の個数: 64

約数和(自身を含む): 3032640

約数和(自身を除く): 1813640

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 46, 50, 53, 92, 100, 106, 115, 125, 184, 200, 212, 230, 250, 265, 424, 460, 500, 530, 575, 920, 1000, 1060, 1150, 1219, 1325, 2120, 2300, 2438, 2650, 2875, 4600, 4876, 5300, 5750, 6095, 6625, 9752, 10600, 11500, 12190, 13250, 23000, 24380, 26500, 30475, 48760, 53000, 60950, 121900, 152375, 243800, 304750, 609500, 1219000]

約数ペア:

[(1, 1219000), (2, 609500), (4, 304750), (5, 243800), (8, 152375), (10, 121900), (20, 60950), (23, 53000), (25, 48760), (40, 30475), (46, 26500), (50, 24380), (53, 23000), (92, 13250), (100, 12190), (106, 11500), (115, 10600), (125, 9752), (184, 6625), (200, 6095), (212, 5750), (230, 5300), (250, 4876), (265, 4600), (424, 2875), (460, 2650), (500, 2438), (530, 2300), (575, 2120), (920, 1325), (1000, 1219), (1060, 1150)]