202480280

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{136811}}^1$

素因数の和:136859

約数の個数: 32

約数和(自身を含む): 467897040

約数和(自身を除く): 265416760

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 136811, 273622, 547244, 684055, 1094488, 1368110, 2736220, 5062007, 5472440, 10124014, 20248028, 25310035, 40496056, 50620070, 101240140, 202480280]

約数ペア:

[(1, 202480280), (2, 101240140), (4, 50620070), (5, 40496056), (8, 25310035), (10, 20248028), (20, 10124014), (37, 5472440), (40, 5062007), (74, 2736220), (148, 1368110), (185, 1094488), (296, 684055), (370, 547244), (740, 273622), (1480, 136811)]