20879640

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19333}}^1$

素因数の和:19353

約数の個数: 64

約数和(自身を含む): 69602400

約数和(自身を除く): 48722760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 19333, 38666, 57999, 77332, 96665, 115998, 154664, 173997, 193330, 231996, 289995, 347994, 386660, 463992, 521991, 579990, 695988, 773320, 869985, 1043982, 1159980, 1391976, 1739970, 2087964, 2319960, 2609955, 3479940, 4175928, 5219910, 6959880, 10439820, 20879640]

約数ペア:

[(1, 20879640), (2, 10439820), (3, 6959880), (4, 5219910), (5, 4175928), (6, 3479940), (8, 2609955), (9, 2319960), (10, 2087964), (12, 1739970), (15, 1391976), (18, 1159980), (20, 1043982), (24, 869985), (27, 773320), (30, 695988), (36, 579990), (40, 521991), (45, 463992), (54, 386660), (60, 347994), (72, 289995), (90, 231996), (108, 193330), (120, 173997), (135, 154664), (180, 115998), (216, 96665), (270, 77332), (360, 57999), (540, 38666), (1080, 19333)]