57641320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{487}}^1$

素因数の和:778

約数の個数: 64

約数和(自身を含む): 142300800

約数和(自身を除く): 84659480

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 269, 440, 487, 538, 974, 1076, 1345, 1948, 2152, 2435, 2690, 2959, 3896, 4870, 5357, 5380, 5918, 9740, 10714, 10760, 11836, 14795, 19480, 21428, 23672, 26785, 29590, 42856, 53570, 59180, 107140, 118360, 131003, 214280, 262006, 524012, 655015, 1048024, 1310030, 1441033, 2620060, 2882066, 5240120, 5764132, 7205165, 11528264, 14410330, 28820660, 57641320]

約数ペア:

[(1, 57641320), (2, 28820660), (4, 14410330), (5, 11528264), (8, 7205165), (10, 5764132), (11, 5240120), (20, 2882066), (22, 2620060), (40, 1441033), (44, 1310030), (55, 1048024), (88, 655015), (110, 524012), (220, 262006), (269, 214280), (440, 131003), (487, 118360), (538, 107140), (974, 59180), (1076, 53570), (1345, 42856), (1948, 29590), (2152, 26785), (2435, 23672), (2690, 21428), (2959, 19480), (3896, 14795), (4870, 11836), (5357, 10760), (5380, 10714), (5918, 9740)]