3878140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{27701}}^1$

素因数の和:27717

約数の個数: 24

約数和(自身を含む): 9307872

約数和(自身を除く): 5429732

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 27701, 55402, 110804, 138505, 193907, 277010, 387814, 554020, 775628, 969535, 1939070, 3878140]

約数ペア:

[(1, 3878140), (2, 1939070), (4, 969535), (5, 775628), (7, 554020), (10, 387814), (14, 277010), (20, 193907), (28, 138505), (35, 110804), (70, 55402), (140, 27701)]