20028000

素因数分解:

$2^5\times 3^1\times 5^3\times {\mathrm{1669}}^1$

素因数の和:1697

約数の個数: 96

約数和(自身を含む): 65651040

約数和(自身を除く): 45623040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 120, 125, 150, 160, 200, 240, 250, 300, 375, 400, 480, 500, 600, 750, 800, 1000, 1200, 1500, 1669, 2000, 2400, 3000, 3338, 4000, 5007, 6000, 6676, 8345, 10014, 12000, 13352, 16690, 20028, 25035, 26704, 33380, 40056, 41725, 50070, 53408, 66760, 80112, 83450, 100140, 125175, 133520, 160224, 166900, 200280, 208625, 250350, 267040, 333800, 400560, 417250, 500700, 625875, 667600, 801120, 834500, 1001400, 1251750, 1335200, 1669000, 2002800, 2503500, 3338000, 4005600, 5007000, 6676000, 10014000, 20028000]

約数ペア:

[(1, 20028000), (2, 10014000), (3, 6676000), (4, 5007000), (5, 4005600), (6, 3338000), (8, 2503500), (10, 2002800), (12, 1669000), (15, 1335200), (16, 1251750), (20, 1001400), (24, 834500), (25, 801120), (30, 667600), (32, 625875), (40, 500700), (48, 417250), (50, 400560), (60, 333800), (75, 267040), (80, 250350), (96, 208625), (100, 200280), (120, 166900), (125, 160224), (150, 133520), (160, 125175), (200, 100140), (240, 83450), (250, 80112), (300, 66760), (375, 53408), (400, 50070), (480, 41725), (500, 40056), (600, 33380), (750, 26704), (800, 25035), (1000, 20028), (1200, 16690), (1500, 13352), (1669, 12000), (2000, 10014), (2400, 8345), (3000, 6676), (3338, 6000), (4000, 5007)]