19146880

素因数分解:

$2^7\times 5^1\times {\mathrm{29917}}^1$

素因数の和:29936

約数の個数: 32

約数和(自身を含む): 45774540

約数和(自身を除く): 26627660

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 29917, 59834, 119668, 149585, 239336, 299170, 478672, 598340, 957344, 1196680, 1914688, 2393360, 3829376, 4786720, 9573440, 19146880]

約数ペア:

[(1, 19146880), (2, 9573440), (4, 4786720), (5, 3829376), (8, 2393360), (10, 1914688), (16, 1196680), (20, 957344), (32, 598340), (40, 478672), (64, 299170), (80, 239336), (128, 149585), (160, 119668), (320, 59834), (640, 29917)]