1650940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:166

約数の個数: 48

約数和(自身を含む): 3753792

約数和(自身を除く): 2102852

約数列:

[1, 2, 4, 5, 10, 20, 23, 37, 46, 74, 92, 97, 115, 148, 185, 194, 230, 370, 388, 460, 485, 740, 851, 970, 1702, 1940, 2231, 3404, 3589, 4255, 4462, 7178, 8510, 8924, 11155, 14356, 17020, 17945, 22310, 35890, 44620, 71780, 82547, 165094, 330188, 412735, 825470, 1650940]

約数ペア:

[(1, 1650940), (2, 825470), (4, 412735), (5, 330188), (10, 165094), (20, 82547), (23, 71780), (37, 44620), (46, 35890), (74, 22310), (92, 17945), (97, 17020), (115, 14356), (148, 11155), (185, 8924), (194, 8510), (230, 7178), (370, 4462), (388, 4255), (460, 3589), (485, 3404), (740, 2231), (851, 1940), (970, 1702)]