39239820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{277}}^1\times {\mathrm{787}}^1$

素因数の和:1079

約数の個数: 72

約数和(自身を含む): 119608944

約数和(自身を除く): 80369124

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 277, 554, 787, 831, 1108, 1385, 1574, 1662, 2361, 2493, 2770, 3148, 3324, 3935, 4155, 4722, 4986, 5540, 7083, 7870, 8310, 9444, 9972, 11805, 12465, 14166, 15740, 16620, 23610, 24930, 28332, 35415, 47220, 49860, 70830, 141660, 217999, 435998, 653997, 871996, 1089995, 1307994, 1961991, 2179990, 2615988, 3269985, 3923982, 4359980, 6539970, 7847964, 9809955, 13079940, 19619910, 39239820]

約数ペア:

[(1, 39239820), (2, 19619910), (3, 13079940), (4, 9809955), (5, 7847964), (6, 6539970), (9, 4359980), (10, 3923982), (12, 3269985), (15, 2615988), (18, 2179990), (20, 1961991), (30, 1307994), (36, 1089995), (45, 871996), (60, 653997), (90, 435998), (180, 217999), (277, 141660), (554, 70830), (787, 49860), (831, 47220), (1108, 35415), (1385, 28332), (1574, 24930), (1662, 23610), (2361, 16620), (2493, 15740), (2770, 14166), (3148, 12465), (3324, 11805), (3935, 9972), (4155, 9444), (4722, 8310), (4986, 7870), (5540, 7083)]