191431520

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{170921}}^1$

素因数の和:170943

約数の個数: 48

約数和(自身を含む): 516868128

約数和(自身を除く): 325436608

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 170921, 341842, 683684, 854605, 1196447, 1367368, 1709210, 2392894, 2734736, 3418420, 4785788, 5469472, 5982235, 6836840, 9571576, 11964470, 13673680, 19143152, 23928940, 27347360, 38286304, 47857880, 95715760, 191431520]

約数ペア:

[(1, 191431520), (2, 95715760), (4, 47857880), (5, 38286304), (7, 27347360), (8, 23928940), (10, 19143152), (14, 13673680), (16, 11964470), (20, 9571576), (28, 6836840), (32, 5982235), (35, 5469472), (40, 4785788), (56, 3418420), (70, 2734736), (80, 2392894), (112, 1709210), (140, 1367368), (160, 1196447), (224, 854605), (280, 683684), (560, 341842), (1120, 170921)]