87679940

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{10463}}^1$

素因数の和:10891

約数の個数: 24

約数和(自身を含む): 184584960

約数和(自身を除く): 96905020

約数列:

[1, 2, 4, 5, 10, 20, 419, 838, 1676, 2095, 4190, 8380, 10463, 20926, 41852, 52315, 104630, 209260, 4383997, 8767994, 17535988, 21919985, 43839970, 87679940]

約数ペア:

[(1, 87679940), (2, 43839970), (4, 21919985), (5, 17535988), (10, 8767994), (20, 4383997), (419, 209260), (838, 104630), (1676, 52315), (2095, 41852), (4190, 20926), (8380, 10463)]