20573542880

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1062683}}^1$

素因数の和:1062720

約数の個数: 72

約数和(自身を含む): 53425375416

約数和(自身を除く): 32851832536

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 121, 160, 176, 220, 242, 352, 440, 484, 605, 880, 968, 1210, 1760, 1936, 2420, 3872, 4840, 9680, 19360, 1062683, 2125366, 4250732, 5313415, 8501464, 10626830, 11689513, 17002928, 21253660, 23379026, 34005856, 42507320, 46758052, 58447565, 85014640, 93516104, 116895130, 128584643, 170029280, 187032208, 233790260, 257169286, 374064416, 467580520, 514338572, 642923215, 935161040, 1028677144, 1285846430, 1870322080, 2057354288, 2571692860, 4114708576, 5143385720, 10286771440, 20573542880]

約数ペア:

[(1, 20573542880), (2, 10286771440), (4, 5143385720), (5, 4114708576), (8, 2571692860), (10, 2057354288), (11, 1870322080), (16, 1285846430), (20, 1028677144), (22, 935161040), (32, 642923215), (40, 514338572), (44, 467580520), (55, 374064416), (80, 257169286), (88, 233790260), (110, 187032208), (121, 170029280), (160, 128584643), (176, 116895130), (220, 93516104), (242, 85014640), (352, 58447565), (440, 46758052), (484, 42507320), (605, 34005856), (880, 23379026), (968, 21253660), (1210, 17002928), (1760, 11689513), (1936, 10626830), (2420, 8501464), (3872, 5313415), (4840, 4250732), (9680, 2125366), (19360, 1062683)]