28228040

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{19073}}^1$

素因数の和:19121

約数の個数: 32

約数和(自身を含む): 65233080

約数和(自身を除く): 37005040

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 19073, 38146, 76292, 95365, 152584, 190730, 381460, 705701, 762920, 1411402, 2822804, 3528505, 5645608, 7057010, 14114020, 28228040]

約数ペア:

[(1, 28228040), (2, 14114020), (4, 7057010), (5, 5645608), (8, 3528505), (10, 2822804), (20, 1411402), (37, 762920), (40, 705701), (74, 381460), (148, 190730), (185, 152584), (296, 95365), (370, 76292), (740, 38146), (1480, 19073)]