2021029480

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{368801}}^1$

素因数の和:368949

約数の個数: 32

約数和(自身を含む): 4580520840

約数和(自身を除く): 2559491360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 368801, 737602, 1475204, 1844005, 2950408, 3688010, 7376020, 14752040, 50525737, 101051474, 202102948, 252628685, 404205896, 505257370, 1010514740, 2021029480]

約数ペア:

[(1, 2021029480), (2, 1010514740), (4, 505257370), (5, 404205896), (8, 252628685), (10, 202102948), (20, 101051474), (40, 50525737), (137, 14752040), (274, 7376020), (548, 3688010), (685, 2950408), (1096, 1844005), (1370, 1475204), (2740, 737602), (5480, 368801)]