16284880

素因数分解:

$2^4\times 5^1\times {\mathrm{251}}^1\times {\mathrm{811}}^1$

素因数の和:1075

約数の個数: 40

約数和(自身を含む): 38060064

約数和(自身を除く): 21775184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 251, 502, 811, 1004, 1255, 1622, 2008, 2510, 3244, 4016, 4055, 5020, 6488, 8110, 10040, 12976, 16220, 20080, 32440, 64880, 203561, 407122, 814244, 1017805, 1628488, 2035610, 3256976, 4071220, 8142440, 16284880]

約数ペア:

[(1, 16284880), (2, 8142440), (4, 4071220), (5, 3256976), (8, 2035610), (10, 1628488), (16, 1017805), (20, 814244), (40, 407122), (80, 203561), (251, 64880), (502, 32440), (811, 20080), (1004, 16220), (1255, 12976), (1622, 10040), (2008, 8110), (2510, 6488), (3244, 5020), (4016, 4055)]