39767480

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{13619}}^1$

素因数の和:13703

約数の個数: 32

約数和(自身を含む): 90709200

約数和(自身を除く): 50941720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 13619, 27238, 54476, 68095, 108952, 136190, 272380, 544760, 994187, 1988374, 3976748, 4970935, 7953496, 9941870, 19883740, 39767480]

約数ペア:

[(1, 39767480), (2, 19883740), (4, 9941870), (5, 7953496), (8, 4970935), (10, 3976748), (20, 1988374), (40, 994187), (73, 544760), (146, 272380), (292, 136190), (365, 108952), (584, 68095), (730, 54476), (1460, 27238), (2920, 13619)]