19072000

素因数分解:

$2^{10}\times 5^3\times {\mathrm{149}}^1$

素因数の和:184

約数の個数: 88

約数和(自身を含む): 47899800

約数和(自身を除く): 28827800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 149, 160, 200, 250, 256, 298, 320, 400, 500, 512, 596, 640, 745, 800, 1000, 1024, 1192, 1280, 1490, 1600, 2000, 2384, 2560, 2980, 3200, 3725, 4000, 4768, 5120, 5960, 6400, 7450, 8000, 9536, 11920, 12800, 14900, 16000, 18625, 19072, 23840, 25600, 29800, 32000, 37250, 38144, 47680, 59600, 64000, 74500, 76288, 95360, 119200, 128000, 149000, 152576, 190720, 238400, 298000, 381440, 476800, 596000, 762880, 953600, 1192000, 1907200, 2384000, 3814400, 4768000, 9536000, 19072000]

約数ペア:

[(1, 19072000), (2, 9536000), (4, 4768000), (5, 3814400), (8, 2384000), (10, 1907200), (16, 1192000), (20, 953600), (25, 762880), (32, 596000), (40, 476800), (50, 381440), (64, 298000), (80, 238400), (100, 190720), (125, 152576), (128, 149000), (149, 128000), (160, 119200), (200, 95360), (250, 76288), (256, 74500), (298, 64000), (320, 59600), (400, 47680), (500, 38144), (512, 37250), (596, 32000), (640, 29800), (745, 25600), (800, 23840), (1000, 19072), (1024, 18625), (1192, 16000), (1280, 14900), (1490, 12800), (1600, 11920), (2000, 9536), (2384, 8000), (2560, 7450), (2980, 6400), (3200, 5960), (3725, 5120), (4000, 4768)]