226793960

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{138289}}^1$

素因数の和:138341

約数の個数: 32

約数和(自身を含む): 522736200

約数和(自身を除く): 295942240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 138289, 276578, 553156, 691445, 1106312, 1382890, 2765780, 5531560, 5669849, 11339698, 22679396, 28349245, 45358792, 56698490, 113396980, 226793960]

約数ペア:

[(1, 226793960), (2, 113396980), (4, 56698490), (5, 45358792), (8, 28349245), (10, 22679396), (20, 11339698), (40, 5669849), (41, 5531560), (82, 2765780), (164, 1382890), (205, 1106312), (328, 691445), (410, 553156), (820, 276578), (1640, 138289)]