1938152020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13843943}}^1$

素因数の和:13843959

約数の個数: 24

約数和(自身を含む): 4651565184

約数和(自身を除く): 2713413164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 13843943, 27687886, 55375772, 69219715, 96907601, 138439430, 193815202, 276878860, 387630404, 484538005, 969076010, 1938152020]

約数ペア:

[(1, 1938152020), (2, 969076010), (4, 484538005), (5, 387630404), (7, 276878860), (10, 193815202), (14, 138439430), (20, 96907601), (28, 69219715), (35, 55375772), (70, 27687886), (140, 13843943)]