2872780

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{601}}^1$

素因数の和:849

約数の個数: 24

約数和(自身を含む): 6068160

約数和(自身を除く): 3195380

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 601, 956, 1195, 1202, 2390, 2404, 3005, 4780, 6010, 12020, 143639, 287278, 574556, 718195, 1436390, 2872780]

約数ペア:

[(1, 2872780), (2, 1436390), (4, 718195), (5, 574556), (10, 287278), (20, 143639), (239, 12020), (478, 6010), (601, 4780), (956, 3005), (1195, 2404), (1202, 2390)]