18920640

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{19709}}^1$

素因数の和:19729

約数の個数: 56

約数和(自身を含む): 60076080

約数和(自身を除く): 41155440

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, 160, 192, 240, 320, 480, 960, 19709, 39418, 59127, 78836, 98545, 118254, 157672, 197090, 236508, 295635, 315344, 394180, 473016, 591270, 630688, 788360, 946032, 1182540, 1261376, 1576720, 1892064, 2365080, 3153440, 3784128, 4730160, 6306880, 9460320, 18920640]

約数ペア:

[(1, 18920640), (2, 9460320), (3, 6306880), (4, 4730160), (5, 3784128), (6, 3153440), (8, 2365080), (10, 1892064), (12, 1576720), (15, 1261376), (16, 1182540), (20, 946032), (24, 788360), (30, 630688), (32, 591270), (40, 473016), (48, 394180), (60, 315344), (64, 295635), (80, 236508), (96, 197090), (120, 157672), (160, 118254), (192, 98545), (240, 78836), (320, 59127), (480, 39418), (960, 19709)]