214800580

素因数分解:

$2^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{16703}}^1$

素因数の和:17355

約数の個数: 24

約数和(自身を含む): 451809792

約数和(自身を除く): 237009212

約数列:

[1, 2, 4, 5, 10, 20, 643, 1286, 2572, 3215, 6430, 12860, 16703, 33406, 66812, 83515, 167030, 334060, 10740029, 21480058, 42960116, 53700145, 107400290, 214800580]

約数ペア:

[(1, 214800580), (2, 107400290), (4, 53700145), (5, 42960116), (10, 21480058), (20, 10740029), (643, 334060), (1286, 167030), (2572, 83515), (3215, 66812), (6430, 33406), (12860, 16703)]