141820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1013}}^1$

素因数の和:1029

約数の個数: 24

約数和(自身を含む): 340704

約数和(自身を除く): 198884

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1013, 2026, 4052, 5065, 7091, 10130, 14182, 20260, 28364, 35455, 70910, 141820]

約数ペア:

[(1, 141820), (2, 70910), (4, 35455), (5, 28364), (7, 20260), (10, 14182), (14, 10130), (20, 7091), (28, 5065), (35, 4052), (70, 2026), (140, 1013)]