254875180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{58727}}^1$

素因数の和:58774

約数の個数: 48

約数和(自身を含む): 631443456

約数和(自身を除く): 376568276

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 58727, 117454, 234908, 293635, 411089, 587270, 822178, 1174540, 1644356, 1820537, 2055445, 3641074, 4110890, 7282148, 8221780, 9102685, 12743759, 18205370, 25487518, 36410740, 50975036, 63718795, 127437590, 254875180]

約数ペア:

[(1, 254875180), (2, 127437590), (4, 63718795), (5, 50975036), (7, 36410740), (10, 25487518), (14, 18205370), (20, 12743759), (28, 9102685), (31, 8221780), (35, 7282148), (62, 4110890), (70, 3641074), (124, 2055445), (140, 1820537), (155, 1644356), (217, 1174540), (310, 822178), (434, 587270), (620, 411089), (868, 293635), (1085, 234908), (2170, 117454), (4340, 58727)]