201290660

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1\times {\mathrm{1087}}^1$

素因数の和:1340

約数の個数: 48

約数和(自身を含む): 434294784

約数和(自身を除く): 233004124

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 197, 235, 394, 470, 788, 940, 985, 1087, 1970, 2174, 3940, 4348, 5435, 9259, 10870, 18518, 21740, 37036, 46295, 51089, 92590, 102178, 185180, 204356, 214139, 255445, 428278, 510890, 856556, 1021780, 1070695, 2141390, 4282780, 10064533, 20129066, 40258132, 50322665, 100645330, 201290660]

約数ペア:

[(1, 201290660), (2, 100645330), (4, 50322665), (5, 40258132), (10, 20129066), (20, 10064533), (47, 4282780), (94, 2141390), (188, 1070695), (197, 1021780), (235, 856556), (394, 510890), (470, 428278), (788, 255445), (940, 214139), (985, 204356), (1087, 185180), (1970, 102178), (2174, 92590), (3940, 51089), (4348, 46295), (5435, 37036), (9259, 21740), (10870, 18518)]