55268780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{13613}}^1$

素因数の和:13658

約数の個数: 48

約数和(自身を含む): 137229120

約数和(自身を除く): 81960340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 13613, 27226, 54452, 68065, 95291, 136130, 190582, 272260, 381164, 394777, 476455, 789554, 952910, 1579108, 1905820, 1973885, 2763439, 3947770, 5526878, 7895540, 11053756, 13817195, 27634390, 55268780]

約数ペア:

[(1, 55268780), (2, 27634390), (4, 13817195), (5, 11053756), (7, 7895540), (10, 5526878), (14, 3947770), (20, 2763439), (28, 1973885), (29, 1905820), (35, 1579108), (58, 952910), (70, 789554), (116, 476455), (140, 394777), (145, 381164), (203, 272260), (290, 190582), (406, 136130), (580, 95291), (812, 68065), (1015, 54452), (2030, 27226), (4060, 13613)]