19704000

素因数分解:

$2^6\times 3^1\times 5^3\times {\mathrm{821}}^1$

素因数の和:851

約数の個数: 112

約数和(自身を含む): 65141856

約数和(自身を除く): 45437856

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 125, 150, 160, 192, 200, 240, 250, 300, 320, 375, 400, 480, 500, 600, 750, 800, 821, 960, 1000, 1200, 1500, 1600, 1642, 2000, 2400, 2463, 3000, 3284, 4000, 4105, 4800, 4926, 6000, 6568, 8000, 8210, 9852, 12000, 12315, 13136, 16420, 19704, 20525, 24000, 24630, 26272, 32840, 39408, 41050, 49260, 52544, 61575, 65680, 78816, 82100, 98520, 102625, 123150, 131360, 157632, 164200, 197040, 205250, 246300, 262720, 307875, 328400, 394080, 410500, 492600, 615750, 656800, 788160, 821000, 985200, 1231500, 1313600, 1642000, 1970400, 2463000, 3284000, 3940800, 4926000, 6568000, 9852000, 19704000]

約数ペア:

[(1, 19704000), (2, 9852000), (3, 6568000), (4, 4926000), (5, 3940800), (6, 3284000), (8, 2463000), (10, 1970400), (12, 1642000), (15, 1313600), (16, 1231500), (20, 985200), (24, 821000), (25, 788160), (30, 656800), (32, 615750), (40, 492600), (48, 410500), (50, 394080), (60, 328400), (64, 307875), (75, 262720), (80, 246300), (96, 205250), (100, 197040), (120, 164200), (125, 157632), (150, 131360), (160, 123150), (192, 102625), (200, 98520), (240, 82100), (250, 78816), (300, 65680), (320, 61575), (375, 52544), (400, 49260), (480, 41050), (500, 39408), (600, 32840), (750, 26272), (800, 24630), (821, 24000), (960, 20525), (1000, 19704), (1200, 16420), (1500, 13136), (1600, 12315), (1642, 12000), (2000, 9852), (2400, 8210), (2463, 8000), (3000, 6568), (3284, 6000), (4000, 4926), (4105, 4800)]