201860980

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{277}}^1\times {\mathrm{439}}^1$

素因数の和:808

約数の個数: 48

約数和(自身を含む): 431544960

約数和(自身を除く): 229683980

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 277, 332, 415, 439, 554, 830, 878, 1108, 1385, 1660, 1756, 2195, 2770, 4390, 5540, 8780, 22991, 36437, 45982, 72874, 91964, 114955, 121603, 145748, 182185, 229910, 243206, 364370, 459820, 486412, 608015, 728740, 1216030, 2432060, 10093049, 20186098, 40372196, 50465245, 100930490, 201860980]

約数ペア:

[(1, 201860980), (2, 100930490), (4, 50465245), (5, 40372196), (10, 20186098), (20, 10093049), (83, 2432060), (166, 1216030), (277, 728740), (332, 608015), (415, 486412), (439, 459820), (554, 364370), (830, 243206), (878, 229910), (1108, 182185), (1385, 145748), (1660, 121603), (1756, 114955), (2195, 91964), (2770, 72874), (4390, 45982), (5540, 36437), (8780, 22991)]