4995820

素因数分解:

$2^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{569}}^1$

素因数の和:1017

約数の個数: 24

約数和(自身を含む): 10533600

約数和(自身を除く): 5537780

約数列:

[1, 2, 4, 5, 10, 20, 439, 569, 878, 1138, 1756, 2195, 2276, 2845, 4390, 5690, 8780, 11380, 249791, 499582, 999164, 1248955, 2497910, 4995820]

約数ペア:

[(1, 4995820), (2, 2497910), (4, 1248955), (5, 999164), (10, 499582), (20, 249791), (439, 11380), (569, 8780), (878, 5690), (1138, 4390), (1756, 2845), (2195, 2276)]