40744760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{145517}}^1$

素因数の和:145535

約数の個数: 32

約数和(自身を含む): 104772960

約数和(自身を除く): 64028200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 145517, 291034, 582068, 727585, 1018619, 1164136, 1455170, 2037238, 2910340, 4074476, 5093095, 5820680, 8148952, 10186190, 20372380, 40744760]

約数ペア:

[(1, 40744760), (2, 20372380), (4, 10186190), (5, 8148952), (7, 5820680), (8, 5093095), (10, 4074476), (14, 2910340), (20, 2037238), (28, 1455170), (35, 1164136), (40, 1018619), (56, 727585), (70, 582068), (140, 291034), (280, 145517)]