19564320

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{40759}}^1$

素因数の和:40777

約数の個数: 48

約数和(自身を含む): 61629120

約数和(自身を除く): 42064800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 40759, 81518, 122277, 163036, 203795, 244554, 326072, 407590, 489108, 611385, 652144, 815180, 978216, 1222770, 1304288, 1630360, 1956432, 2445540, 3260720, 3912864, 4891080, 6521440, 9782160, 19564320]

約数ペア:

[(1, 19564320), (2, 9782160), (3, 6521440), (4, 4891080), (5, 3912864), (6, 3260720), (8, 2445540), (10, 1956432), (12, 1630360), (15, 1304288), (16, 1222770), (20, 978216), (24, 815180), (30, 652144), (32, 611385), (40, 489108), (48, 407590), (60, 326072), (80, 244554), (96, 203795), (120, 163036), (160, 122277), (240, 81518), (480, 40759)]