138311180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{26701}}^1$

素因数の和:26754

約数の個数: 48

約数和(自身を含む): 340931136

約数和(自身を除く): 202619956

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 5180, 26701, 53402, 106804, 133505, 186907, 267010, 373814, 534020, 747628, 934535, 987937, 1869070, 1975874, 3738140, 3951748, 4939685, 6915559, 9879370, 13831118, 19758740, 27662236, 34577795, 69155590, 138311180]

約数ペア:

[(1, 138311180), (2, 69155590), (4, 34577795), (5, 27662236), (7, 19758740), (10, 13831118), (14, 9879370), (20, 6915559), (28, 4939685), (35, 3951748), (37, 3738140), (70, 1975874), (74, 1869070), (140, 987937), (148, 934535), (185, 747628), (259, 534020), (370, 373814), (518, 267010), (740, 186907), (1036, 133505), (1295, 106804), (2590, 53402), (5180, 26701)]