2051224190

素因数分解:

$2^1\times 5^1\times {\mathrm{509}}^1\times {\mathrm{402991}}^1$

素因数の和:403507

約数の個数: 16

約数和(自身を含む): 3699466560

約数和(自身を除く): 1648242370

約数列:

[1, 2, 5, 10, 509, 1018, 2545, 5090, 402991, 805982, 2014955, 4029910, 205122419, 410244838, 1025612095, 2051224190]

約数ペア:

[(1, 2051224190), (2, 1025612095), (5, 410244838), (10, 205122419), (509, 4029910), (1018, 2014955), (2545, 805982), (5090, 402991)]