39151640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{881}}^1$

素因数の和:1004

約数の個数: 64

約数和(自身を含む): 97161120

約数和(自身を除く): 58009480

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 101, 110, 202, 220, 404, 440, 505, 808, 881, 1010, 1111, 1762, 2020, 2222, 3524, 4040, 4405, 4444, 5555, 7048, 8810, 8888, 9691, 11110, 17620, 19382, 22220, 35240, 38764, 44440, 48455, 77528, 88981, 96910, 177962, 193820, 355924, 387640, 444905, 711848, 889810, 978791, 1779620, 1957582, 3559240, 3915164, 4893955, 7830328, 9787910, 19575820, 39151640]

約数ペア:

[(1, 39151640), (2, 19575820), (4, 9787910), (5, 7830328), (8, 4893955), (10, 3915164), (11, 3559240), (20, 1957582), (22, 1779620), (40, 978791), (44, 889810), (55, 711848), (88, 444905), (101, 387640), (110, 355924), (202, 193820), (220, 177962), (404, 96910), (440, 88981), (505, 77528), (808, 48455), (881, 44440), (1010, 38764), (1111, 35240), (1762, 22220), (2020, 19382), (2222, 17620), (3524, 11110), (4040, 9691), (4405, 8888), (4444, 8810), (5555, 7048)]