2051240920

素因数分解:

$2^3\times 5^1\times {\mathrm{51281023}}^1$

素因数の和:51281034

約数の個数: 16

約数和(自身を含む): 4615292160

約数和(自身を除く): 2564051240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 51281023, 102562046, 205124092, 256405115, 410248184, 512810230, 1025620460, 2051240920]

約数ペア:

[(1, 2051240920), (2, 1025620460), (4, 512810230), (5, 410248184), (8, 256405115), (10, 205124092), (20, 102562046), (40, 51281023)]