2099683840

素因数分解:

$2^9\times 5^1\times {\mathrm{103}}^1\times {\mathrm{7963}}^1$

素因数の和:8089

約数の個数: 80

約数和(自身を含む): 5083835328

約数和(自身を除く): 2984151488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 103, 128, 160, 206, 256, 320, 412, 512, 515, 640, 824, 1030, 1280, 1648, 2060, 2560, 3296, 4120, 6592, 7963, 8240, 13184, 15926, 16480, 26368, 31852, 32960, 39815, 52736, 63704, 65920, 79630, 127408, 131840, 159260, 254816, 263680, 318520, 509632, 637040, 820189, 1019264, 1274080, 1640378, 2038528, 2548160, 3280756, 4077056, 4100945, 5096320, 6561512, 8201890, 10192640, 13123024, 16403780, 20385280, 26246048, 32807560, 52492096, 65615120, 104984192, 131230240, 209968384, 262460480, 419936768, 524920960, 1049841920, 2099683840]

約数ペア:

[(1, 2099683840), (2, 1049841920), (4, 524920960), (5, 419936768), (8, 262460480), (10, 209968384), (16, 131230240), (20, 104984192), (32, 65615120), (40, 52492096), (64, 32807560), (80, 26246048), (103, 20385280), (128, 16403780), (160, 13123024), (206, 10192640), (256, 8201890), (320, 6561512), (412, 5096320), (512, 4100945), (515, 4077056), (640, 3280756), (824, 2548160), (1030, 2038528), (1280, 1640378), (1648, 1274080), (2060, 1019264), (2560, 820189), (3296, 637040), (4120, 509632), (6592, 318520), (7963, 263680), (8240, 254816), (13184, 159260), (15926, 131840), (16480, 127408), (26368, 79630), (31852, 65920), (32960, 63704), (39815, 52736)]