201780590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{31091}}^1$

素因数の和:31168

約数の個数: 32

約数和(自身を含む): 402952320

約数和(自身を除く): 201171730

約数列:

[1, 2, 5, 10, 11, 22, 55, 59, 110, 118, 295, 590, 649, 1298, 3245, 6490, 31091, 62182, 155455, 310910, 342001, 684002, 1710005, 1834369, 3420010, 3668738, 9171845, 18343690, 20178059, 40356118, 100890295, 201780590]

約数ペア:

[(1, 201780590), (2, 100890295), (5, 40356118), (10, 20178059), (11, 18343690), (22, 9171845), (55, 3668738), (59, 3420010), (110, 1834369), (118, 1710005), (295, 684002), (590, 342001), (649, 310910), (1298, 155455), (3245, 62182), (6490, 31091)]