271092380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{54877}}^1$

素因数の和:54918

約数の個数: 48

約数和(自身を含む): 645365280

約数和(自身を除く): 374272900

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 54877, 109754, 219508, 274385, 548770, 713401, 1042663, 1097540, 1426802, 2085326, 2853604, 3567005, 4170652, 5213315, 7134010, 10426630, 13554619, 14268020, 20853260, 27109238, 54218476, 67773095, 135546190, 271092380]

約数ペア:

[(1, 271092380), (2, 135546190), (4, 67773095), (5, 54218476), (10, 27109238), (13, 20853260), (19, 14268020), (20, 13554619), (26, 10426630), (38, 7134010), (52, 5213315), (65, 4170652), (76, 3567005), (95, 2853604), (130, 2085326), (190, 1426802), (247, 1097540), (260, 1042663), (380, 713401), (494, 548770), (988, 274385), (1235, 219508), (2470, 109754), (4940, 54877)]