54357640

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{15269}}^1$

素因数の和:15369

約数の個数: 32

約数和(自身を含む): 123687000

約数和(自身を除く): 69329360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 15269, 30538, 61076, 76345, 122152, 152690, 305380, 610760, 1358941, 2717882, 5435764, 6794705, 10871528, 13589410, 27178820, 54357640]

約数ペア:

[(1, 54357640), (2, 27178820), (4, 13589410), (5, 10871528), (8, 6794705), (10, 5435764), (20, 2717882), (40, 1358941), (89, 610760), (178, 305380), (356, 152690), (445, 122152), (712, 76345), (890, 61076), (1780, 30538), (3560, 15269)]