19274000

素因数分解:

$2^4\times 5^3\times {\mathrm{23}}^1\times {\mathrm{419}}^1$

素因数の和:465

約数の個数: 80

約数和(自身を含む): 48746880

約数和(自身を除く): 29472880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 46, 50, 80, 92, 100, 115, 125, 184, 200, 230, 250, 368, 400, 419, 460, 500, 575, 838, 920, 1000, 1150, 1676, 1840, 2000, 2095, 2300, 2875, 3352, 4190, 4600, 5750, 6704, 8380, 9200, 9637, 10475, 11500, 16760, 19274, 20950, 23000, 33520, 38548, 41900, 46000, 48185, 52375, 77096, 83800, 96370, 104750, 154192, 167600, 192740, 209500, 240925, 385480, 419000, 481850, 770960, 838000, 963700, 1204625, 1927400, 2409250, 3854800, 4818500, 9637000, 19274000]

約数ペア:

[(1, 19274000), (2, 9637000), (4, 4818500), (5, 3854800), (8, 2409250), (10, 1927400), (16, 1204625), (20, 963700), (23, 838000), (25, 770960), (40, 481850), (46, 419000), (50, 385480), (80, 240925), (92, 209500), (100, 192740), (115, 167600), (125, 154192), (184, 104750), (200, 96370), (230, 83800), (250, 77096), (368, 52375), (400, 48185), (419, 46000), (460, 41900), (500, 38548), (575, 33520), (838, 23000), (920, 20950), (1000, 19274), (1150, 16760), (1676, 11500), (1840, 10475), (2000, 9637), (2095, 9200), (2300, 8380), (2875, 6704), (3352, 5750), (4190, 4600)]