788478860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3032611}}^1$

素因数の和:3032633

約数の個数: 24

約数和(自身を含む): 1783175856

約数和(自身を除く): 994696996

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 3032611, 6065222, 12130444, 15163055, 30326110, 39423943, 60652220, 78847886, 157695772, 197119715, 394239430, 788478860]

約数ペア:

[(1, 788478860), (2, 394239430), (4, 197119715), (5, 157695772), (10, 78847886), (13, 60652220), (20, 39423943), (26, 30326110), (52, 15163055), (65, 12130444), (130, 6065222), (260, 3032611)]