20948160

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{21821}}^1$

素因数の和:21841

約数の個数: 56

約数和(自身を含む): 66513456

約数和(自身を除く): 45565296

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, 21821, 43642, 65463, 87284, 109105, 130926, 174568, 218210, 261852, 327315, 349136, 436420, 523704, 654630, 698272, 872840, 1047408, 1309260, 1396544, 1745680, 2094816, 2618520, 3491360, 4189632, 5237040, 6982720, 10474080, 20948160]

約数ペア:

[(1, 20948160), (2, 10474080), (3, 6982720), (4, 5237040), (5, 4189632), (6, 3491360), (8, 2618520), (10, 2094816), (12, 1745680), (15, 1396544), (16, 1309260), (20, 1047408), (24, 872840), (30, 698272), (32, 654630), (40, 523704), (48, 436420), (60, 349136), (64, 327315), (80, 261852), (96, 218210), (120, 174568), (160, 130926), (192, 109105), (240, 87284), (320, 65463), (480, 43642), (960, 21821)]