30604840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{109303}}^1$

素因数の和:109321

約数の個数: 32

約数和(自身を含む): 78698880

約数和(自身を除く): 48094040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 109303, 218606, 437212, 546515, 765121, 874424, 1093030, 1530242, 2186060, 3060484, 3825605, 4372120, 6120968, 7651210, 15302420, 30604840]

約数ペア:

[(1, 30604840), (2, 15302420), (4, 7651210), (5, 6120968), (7, 4372120), (8, 3825605), (10, 3060484), (14, 2186060), (20, 1530242), (28, 1093030), (35, 874424), (40, 765121), (56, 546515), (70, 437212), (140, 218606), (280, 109303)]