20254961520

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{9377297}}^1$

素因数の和:9377319

約数の個数: 80

約数和(自身を含む): 69767097120

約数和(自身を除く): 49512135600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 9377297, 18754594, 28131891, 37509188, 46886485, 56263782, 75018376, 84395673, 93772970, 112527564, 140659455, 150036752, 168791346, 187545940, 225055128, 253187019, 281318910, 337582692, 375091880, 421978365, 450110256, 506374038, 562637820, 675165384, 750183760, 843956730, 1012748076, 1125275640, 1265935095, 1350330768, 1687913460, 2025496152, 2250551280, 2531870190, 3375826920, 4050992304, 5063740380, 6751653840, 10127480760, 20254961520]

約数ペア:

[(1, 20254961520), (2, 10127480760), (3, 6751653840), (4, 5063740380), (5, 4050992304), (6, 3375826920), (8, 2531870190), (9, 2250551280), (10, 2025496152), (12, 1687913460), (15, 1350330768), (16, 1265935095), (18, 1125275640), (20, 1012748076), (24, 843956730), (27, 750183760), (30, 675165384), (36, 562637820), (40, 506374038), (45, 450110256), (48, 421978365), (54, 375091880), (60, 337582692), (72, 281318910), (80, 253187019), (90, 225055128), (108, 187545940), (120, 168791346), (135, 150036752), (144, 140659455), (180, 112527564), (216, 93772970), (240, 84395673), (270, 75018376), (360, 56263782), (432, 46886485), (540, 37509188), (720, 28131891), (1080, 18754594), (2160, 9377297)]