28237140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{52291}}^1$

素因数の和:52309

約数の個数: 48

約数和(自身を含む): 87850560

約数和(自身を除く): 59613420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 52291, 104582, 156873, 209164, 261455, 313746, 470619, 522910, 627492, 784365, 941238, 1045820, 1411857, 1568730, 1882476, 2353095, 2823714, 3137460, 4706190, 5647428, 7059285, 9412380, 14118570, 28237140]

約数ペア:

[(1, 28237140), (2, 14118570), (3, 9412380), (4, 7059285), (5, 5647428), (6, 4706190), (9, 3137460), (10, 2823714), (12, 2353095), (15, 1882476), (18, 1568730), (20, 1411857), (27, 1045820), (30, 941238), (36, 784365), (45, 627492), (54, 522910), (60, 470619), (90, 313746), (108, 261455), (135, 209164), (180, 156873), (270, 104582), (540, 52291)]