172051270

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{39371}}^1$

素因数の和:39420

約数の個数: 32

約数和(自身を含む): 340174080

約数和(自身を除く): 168122810

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 230, 437, 874, 2185, 4370, 39371, 78742, 196855, 393710, 748049, 905533, 1496098, 1811066, 3740245, 4527665, 7480490, 9055330, 17205127, 34410254, 86025635, 172051270]

約数ペア:

[(1, 172051270), (2, 86025635), (5, 34410254), (10, 17205127), (19, 9055330), (23, 7480490), (38, 4527665), (46, 3740245), (95, 1811066), (115, 1496098), (190, 905533), (230, 748049), (437, 393710), (874, 196855), (2185, 78742), (4370, 39371)]