280415192

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{251}}^1\times {\mathrm{1913}}^1$

素因数の和:2243

約数の個数: 32

約数和(自身を含む): 535384080

約数和(自身を除く): 254968888

約数列:

[1, 2, 4, 8, 73, 146, 251, 292, 502, 584, 1004, 1913, 2008, 3826, 7652, 15304, 18323, 36646, 73292, 139649, 146584, 279298, 480163, 558596, 960326, 1117192, 1920652, 3841304, 35051899, 70103798, 140207596, 280415192]

約数ペア:

[(1, 280415192), (2, 140207596), (4, 70103798), (8, 35051899), (73, 3841304), (146, 1920652), (251, 1117192), (292, 960326), (502, 558596), (584, 480163), (1004, 279298), (1913, 146584), (2008, 139649), (3826, 73292), (7652, 36646), (15304, 18323)]