20214720

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{7019}}^1$

素因数の和:7042

約数の個数: 84

約数和(自身を含む): 69540120

約数和(自身を除く): 49325400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 7019, 14038, 21057, 28076, 35095, 42114, 56152, 63171, 70190, 84228, 105285, 112304, 126342, 140380, 168456, 210570, 224608, 252684, 280760, 315855, 336912, 421140, 449216, 505368, 561520, 631710, 673824, 842280, 1010736, 1123040, 1263420, 1347648, 1684560, 2021472, 2246080, 2526840, 3369120, 4042944, 5053680, 6738240, 10107360, 20214720]

約数ペア:

[(1, 20214720), (2, 10107360), (3, 6738240), (4, 5053680), (5, 4042944), (6, 3369120), (8, 2526840), (9, 2246080), (10, 2021472), (12, 1684560), (15, 1347648), (16, 1263420), (18, 1123040), (20, 1010736), (24, 842280), (30, 673824), (32, 631710), (36, 561520), (40, 505368), (45, 449216), (48, 421140), (60, 336912), (64, 315855), (72, 280760), (80, 252684), (90, 224608), (96, 210570), (120, 168456), (144, 140380), (160, 126342), (180, 112304), (192, 105285), (240, 84228), (288, 70190), (320, 63171), (360, 56152), (480, 42114), (576, 35095), (720, 28076), (960, 21057), (1440, 14038), (2880, 7019)]