20273280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{10559}}^1$

素因数の和:10581

約数の個数: 64

約数和(自身を含む): 64627200

約数和(自身を除く): 44353920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 10559, 21118, 31677, 42236, 52795, 63354, 84472, 105590, 126708, 158385, 168944, 211180, 253416, 316770, 337888, 422360, 506832, 633540, 675776, 844720, 1013664, 1267080, 1351552, 1689440, 2027328, 2534160, 3378880, 4054656, 5068320, 6757760, 10136640, 20273280]

約数ペア:

[(1, 20273280), (2, 10136640), (3, 6757760), (4, 5068320), (5, 4054656), (6, 3378880), (8, 2534160), (10, 2027328), (12, 1689440), (15, 1351552), (16, 1267080), (20, 1013664), (24, 844720), (30, 675776), (32, 633540), (40, 506832), (48, 422360), (60, 337888), (64, 316770), (80, 253416), (96, 211180), (120, 168944), (128, 158385), (160, 126708), (192, 105590), (240, 84472), (320, 63354), (384, 52795), (480, 42236), (640, 31677), (960, 21118), (1920, 10559)]