55512940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{12791}}^1$

素因数の和:12838

約数の個数: 48

約数和(自身を含む): 137539584

約数和(自身を除く): 82026644

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, 12791, 25582, 51164, 63955, 89537, 127910, 179074, 255820, 358148, 396521, 447685, 793042, 895370, 1586084, 1790740, 1982605, 2775647, 3965210, 5551294, 7930420, 11102588, 13878235, 27756470, 55512940]

約数ペア:

[(1, 55512940), (2, 27756470), (4, 13878235), (5, 11102588), (7, 7930420), (10, 5551294), (14, 3965210), (20, 2775647), (28, 1982605), (31, 1790740), (35, 1586084), (62, 895370), (70, 793042), (124, 447685), (140, 396521), (155, 358148), (217, 255820), (310, 179074), (434, 127910), (620, 89537), (868, 63955), (1085, 51164), (2170, 25582), (4340, 12791)]