27806800

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{9931}}^1$

素因数の和:9956

約数の個数: 60

約数和(自身を含む): 76357216

約数和(自身を除く): 48550416

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 140, 175, 200, 280, 350, 400, 560, 700, 1400, 2800, 9931, 19862, 39724, 49655, 69517, 79448, 99310, 139034, 158896, 198620, 248275, 278068, 347585, 397240, 496550, 556136, 695170, 794480, 993100, 1112272, 1390340, 1737925, 1986200, 2780680, 3475850, 3972400, 5561360, 6951700, 13903400, 27806800]

約数ペア:

[(1, 27806800), (2, 13903400), (4, 6951700), (5, 5561360), (7, 3972400), (8, 3475850), (10, 2780680), (14, 1986200), (16, 1737925), (20, 1390340), (25, 1112272), (28, 993100), (35, 794480), (40, 695170), (50, 556136), (56, 496550), (70, 397240), (80, 347585), (100, 278068), (112, 248275), (140, 198620), (175, 158896), (200, 139034), (280, 99310), (350, 79448), (400, 69517), (560, 49655), (700, 39724), (1400, 19862), (2800, 9931)]