47249080

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:340

約数の個数: 64

約数和(自身を含む): 109486080

約数和(自身を除く): 62237000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 127, 131, 142, 254, 262, 284, 355, 508, 524, 568, 635, 655, 710, 1016, 1048, 1270, 1310, 1420, 2540, 2620, 2840, 5080, 5240, 9017, 9301, 16637, 18034, 18602, 33274, 36068, 37204, 45085, 46505, 66548, 72136, 74408, 83185, 90170, 93010, 133096, 166370, 180340, 186020, 332740, 360680, 372040, 665480, 1181227, 2362454, 4724908, 5906135, 9449816, 11812270, 23624540, 47249080]

約数ペア:

[(1, 47249080), (2, 23624540), (4, 11812270), (5, 9449816), (8, 5906135), (10, 4724908), (20, 2362454), (40, 1181227), (71, 665480), (127, 372040), (131, 360680), (142, 332740), (254, 186020), (262, 180340), (284, 166370), (355, 133096), (508, 93010), (524, 90170), (568, 83185), (635, 74408), (655, 72136), (710, 66548), (1016, 46505), (1048, 45085), (1270, 37204), (1310, 36068), (1420, 33274), (2540, 18602), (2620, 18034), (2840, 16637), (5080, 9301), (5240, 9017)]