201622520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{503}}^1\times {\mathrm{911}}^1$

素因数の和:1436

約数の個数: 64

約数和(自身を含む): 496419840

約数和(自身を除く): 294797320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 503, 911, 1006, 1822, 2012, 2515, 3644, 4024, 4555, 5030, 5533, 7288, 9110, 10021, 10060, 11066, 18220, 20042, 20120, 22132, 27665, 36440, 40084, 44264, 50105, 55330, 80168, 100210, 110660, 200420, 221320, 400840, 458233, 916466, 1832932, 2291165, 3665864, 4582330, 5040563, 9164660, 10081126, 18329320, 20162252, 25202815, 40324504, 50405630, 100811260, 201622520]

約数ペア:

[(1, 201622520), (2, 100811260), (4, 50405630), (5, 40324504), (8, 25202815), (10, 20162252), (11, 18329320), (20, 10081126), (22, 9164660), (40, 5040563), (44, 4582330), (55, 3665864), (88, 2291165), (110, 1832932), (220, 916466), (440, 458233), (503, 400840), (911, 221320), (1006, 200420), (1822, 110660), (2012, 100210), (2515, 80168), (3644, 55330), (4024, 50105), (4555, 44264), (5030, 40084), (5533, 36440), (7288, 27665), (9110, 22132), (10021, 20120), (10060, 20042), (11066, 18220)]