172970870

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{883}}^1\times {\mathrm{1031}}^1$

素因数の和:1940

約数の個数: 32

約数和(自身を含む): 328423680

約数和(自身を除く): 155452810

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 883, 1031, 1766, 2062, 4415, 5155, 8830, 10310, 16777, 19589, 33554, 39178, 83885, 97945, 167770, 195890, 910373, 1820746, 4551865, 9103730, 17297087, 34594174, 86485435, 172970870]

約数ペア:

[(1, 172970870), (2, 86485435), (5, 34594174), (10, 17297087), (19, 9103730), (38, 4551865), (95, 1820746), (190, 910373), (883, 195890), (1031, 167770), (1766, 97945), (2062, 83885), (4415, 39178), (5155, 33554), (8830, 19589), (10310, 16777)]