202720004

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{641519}}^1$

素因数の和:641602

約数の個数: 12

約数和(自身を含む): 359251200

約数和(自身を除く): 156531196

約数列:

[1, 2, 4, 79, 158, 316, 641519, 1283038, 2566076, 50680001, 101360002, 202720004]

約数ペア:

[(1, 202720004), (2, 101360002), (4, 50680001), (79, 2566076), (158, 1283038), (316, 641519)]