179428240

素因数分解:

$2^4\times 5^1\times {\mathrm{193}}^1\times {\mathrm{11621}}^1$

素因数の和:11827

約数の個数: 40

約数和(自身を含む): 419368248

約数和(自身を除く): 239940008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 193, 386, 772, 965, 1544, 1930, 3088, 3860, 7720, 11621, 15440, 23242, 46484, 58105, 92968, 116210, 185936, 232420, 464840, 929680, 2242853, 4485706, 8971412, 11214265, 17942824, 22428530, 35885648, 44857060, 89714120, 179428240]

約数ペア:

[(1, 179428240), (2, 89714120), (4, 44857060), (5, 35885648), (8, 22428530), (10, 17942824), (16, 11214265), (20, 8971412), (40, 4485706), (80, 2242853), (193, 929680), (386, 464840), (772, 232420), (965, 185936), (1544, 116210), (1930, 92968), (3088, 58105), (3860, 46484), (7720, 23242), (11621, 15440)]