79689820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{569213}}^1$

素因数の和:569229

約数の個数: 24

約数和(自身を含む): 191255904

約数和(自身を除く): 111566084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 569213, 1138426, 2276852, 2846065, 3984491, 5692130, 7968982, 11384260, 15937964, 19922455, 39844910, 79689820]

約数ペア:

[(1, 79689820), (2, 39844910), (4, 19922455), (5, 15937964), (7, 11384260), (10, 7968982), (14, 5692130), (20, 3984491), (28, 2846065), (35, 2276852), (70, 1138426), (140, 569213)]