40000002816

素因数分解:

$2^8\times 3^1\times {\mathrm{157}}^2\times {\mathrm{2113}}^1$

素因数の和:2446

約数の個数: 108

約数和(自身を含む): 107191443912

約数和(自身を除く): 67191441096

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 157, 192, 256, 314, 384, 471, 628, 768, 942, 1256, 1884, 2113, 2512, 3768, 4226, 5024, 6339, 7536, 8452, 10048, 12678, 15072, 16904, 20096, 24649, 25356, 30144, 33808, 40192, 49298, 50712, 60288, 67616, 73947, 98596, 101424, 120576, 135232, 147894, 197192, 202848, 270464, 295788, 331741, 394384, 405696, 540928, 591576, 663482, 788768, 811392, 995223, 1183152, 1326964, 1577536, 1622784, 1990446, 2366304, 2653928, 3155072, 3980892, 4732608, 5307856, 6310144, 7961784, 9465216, 10615712, 15923568, 18930432, 21231424, 31847136, 42462848, 52083337, 63694272, 84925696, 104166674, 127388544, 156250011, 208333348, 254777088, 312500022, 416666696, 625000044, 833333392, 1250000088, 1666666784, 2500000176, 3333333568, 5000000352, 6666667136, 10000000704, 13333334272, 20000001408, 40000002816]

約数ペア:

[(1, 40000002816), (2, 20000001408), (3, 13333334272), (4, 10000000704), (6, 6666667136), (8, 5000000352), (12, 3333333568), (16, 2500000176), (24, 1666666784), (32, 1250000088), (48, 833333392), (64, 625000044), (96, 416666696), (128, 312500022), (157, 254777088), (192, 208333348), (256, 156250011), (314, 127388544), (384, 104166674), (471, 84925696), (628, 63694272), (768, 52083337), (942, 42462848), (1256, 31847136), (1884, 21231424), (2113, 18930432), (2512, 15923568), (3768, 10615712), (4226, 9465216), (5024, 7961784), (6339, 6310144), (7536, 5307856), (8452, 4732608), (10048, 3980892), (12678, 3155072), (15072, 2653928), (16904, 2366304), (20096, 1990446), (24649, 1622784), (25356, 1577536), (30144, 1326964), (33808, 1183152), (40192, 995223), (49298, 811392), (50712, 788768), (60288, 663482), (67616, 591576), (73947, 540928), (98596, 405696), (101424, 394384), (120576, 331741), (135232, 295788), (147894, 270464), (197192, 202848)]