27804512440

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{16953971}}^1$

素因数の和:16954023

約数の個数: 32

約数和(自身を含む): 64086014160

約数和(自身を除く): 36281501720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 16953971, 33907942, 67815884, 84769855, 135631768, 169539710, 339079420, 678158840, 695112811, 1390225622, 2780451244, 3475564055, 5560902488, 6951128110, 13902256220, 27804512440]

約数ペア:

[(1, 27804512440), (2, 13902256220), (4, 6951128110), (5, 5560902488), (8, 3475564055), (10, 2780451244), (20, 1390225622), (40, 695112811), (41, 678158840), (82, 339079420), (164, 169539710), (205, 135631768), (328, 84769855), (410, 67815884), (820, 33907942), (1640, 16953971)]