127181320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{454219}}^1$

素因数の和:454237

約数の個数: 32

約数和(自身を含む): 327038400

約数和(自身を除く): 199857080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 454219, 908438, 1816876, 2271095, 3179533, 3633752, 4542190, 6359066, 9084380, 12718132, 15897665, 18168760, 25436264, 31795330, 63590660, 127181320]

約数ペア:

[(1, 127181320), (2, 63590660), (4, 31795330), (5, 25436264), (7, 18168760), (8, 15897665), (10, 12718132), (14, 9084380), (20, 6359066), (28, 4542190), (35, 3633752), (40, 3179533), (56, 2271095), (70, 1816876), (140, 908438), (280, 454219)]