123540880

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{29137}}^1$

素因数の和:29203

約数の個数: 40

約数和(自身を含む): 292662072

約数和(自身を除く): 169121192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 29137, 58274, 116548, 145685, 233096, 291370, 466192, 582740, 1165480, 1544261, 2330960, 3088522, 6177044, 7721305, 12354088, 15442610, 24708176, 30885220, 61770440, 123540880]

約数ペア:

[(1, 123540880), (2, 61770440), (4, 30885220), (5, 24708176), (8, 15442610), (10, 12354088), (16, 7721305), (20, 6177044), (40, 3088522), (53, 2330960), (80, 1544261), (106, 1165480), (212, 582740), (265, 466192), (424, 291370), (530, 233096), (848, 145685), (1060, 116548), (2120, 58274), (4240, 29137)]