40027274

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{307}}^1$

素因数の和:522

約数の個数: 32

約数和(自身を含む): 70371840

約数和(自身を除く): 30344566

約数列:

[1, 2, 7, 14, 67, 134, 139, 278, 307, 469, 614, 938, 973, 1946, 2149, 4298, 9313, 18626, 20569, 41138, 42673, 65191, 85346, 130382, 143983, 287966, 298711, 597422, 2859091, 5718182, 20013637, 40027274]

約数ペア:

[(1, 40027274), (2, 20013637), (7, 5718182), (14, 2859091), (67, 597422), (134, 298711), (139, 287966), (278, 143983), (307, 130382), (469, 85346), (614, 65191), (938, 42673), (973, 41138), (1946, 20569), (2149, 18626), (4298, 9313)]