201036880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{228451}}^1$

素因数の和:228475

約数の個数: 40

約数和(自身を含む): 509904864

約数和(自身を除く): 308867984

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 228451, 456902, 913804, 1142255, 1827608, 2284510, 2512961, 3655216, 4569020, 5025922, 9138040, 10051844, 12564805, 18276080, 20103688, 25129610, 40207376, 50259220, 100518440, 201036880]

約数ペア:

[(1, 201036880), (2, 100518440), (4, 50259220), (5, 40207376), (8, 25129610), (10, 20103688), (11, 18276080), (16, 12564805), (20, 10051844), (22, 9138040), (40, 5025922), (44, 4569020), (55, 3655216), (80, 2512961), (88, 2284510), (110, 1827608), (176, 1142255), (220, 913804), (440, 456902), (880, 228451)]