2810341720

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1\times {\mathrm{7549}}^1$

素因数の和:7828

約数の個数: 64

約数和(自身を含む): 6506892000

約数和(自身を除く): 3696550280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 227, 328, 410, 454, 820, 908, 1135, 1640, 1816, 2270, 4540, 7549, 9080, 9307, 15098, 18614, 30196, 37228, 37745, 46535, 60392, 74456, 75490, 93070, 150980, 186140, 301960, 309509, 372280, 619018, 1238036, 1547545, 1713623, 2476072, 3095090, 3427246, 6190180, 6854492, 8568115, 12380360, 13708984, 17136230, 34272460, 68544920, 70258543, 140517086, 281034172, 351292715, 562068344, 702585430, 1405170860, 2810341720]

約数ペア:

[(1, 2810341720), (2, 1405170860), (4, 702585430), (5, 562068344), (8, 351292715), (10, 281034172), (20, 140517086), (40, 70258543), (41, 68544920), (82, 34272460), (164, 17136230), (205, 13708984), (227, 12380360), (328, 8568115), (410, 6854492), (454, 6190180), (820, 3427246), (908, 3095090), (1135, 2476072), (1640, 1713623), (1816, 1547545), (2270, 1238036), (4540, 619018), (7549, 372280), (9080, 309509), (9307, 301960), (15098, 186140), (18614, 150980), (30196, 93070), (37228, 75490), (37745, 74456), (46535, 60392)]