15302420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109303}}^1$

素因数の和:109319

約数の個数: 24

約数和(自身を含む): 36726144

約数和(自身を除く): 21423724

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 109303, 218606, 437212, 546515, 765121, 1093030, 1530242, 2186060, 3060484, 3825605, 7651210, 15302420]

約数ペア:

[(1, 15302420), (2, 7651210), (4, 3825605), (5, 3060484), (7, 2186060), (10, 1530242), (14, 1093030), (20, 765121), (28, 546515), (35, 437212), (70, 218606), (140, 109303)]