19538240

素因数分解:

$2^6\times 5^1\times {\mathrm{61057}}^1$

素因数の和:61074

約数の個数: 28

約数和(自身を含む): 46526196

約数和(自身を除く): 26987956

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 61057, 122114, 244228, 305285, 488456, 610570, 976912, 1221140, 1953824, 2442280, 3907648, 4884560, 9769120, 19538240]

約数ペア:

[(1, 19538240), (2, 9769120), (4, 4884560), (5, 3907648), (8, 2442280), (10, 1953824), (16, 1221140), (20, 976912), (32, 610570), (40, 488456), (64, 305285), (80, 244228), (160, 122114), (320, 61057)]