220876180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{54403}}^1$

素因数の和:54448

約数の個数: 48

約数和(自身を含む): 548392320

約数和(自身を除く): 327516140

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, 54403, 108806, 217612, 272015, 380821, 544030, 761642, 1088060, 1523284, 1577687, 1904105, 3155374, 3808210, 6310748, 7616420, 7888435, 11043809, 15776870, 22087618, 31553740, 44175236, 55219045, 110438090, 220876180]

約数ペア:

[(1, 220876180), (2, 110438090), (4, 55219045), (5, 44175236), (7, 31553740), (10, 22087618), (14, 15776870), (20, 11043809), (28, 7888435), (29, 7616420), (35, 6310748), (58, 3808210), (70, 3155374), (116, 1904105), (140, 1577687), (145, 1523284), (203, 1088060), (290, 761642), (406, 544030), (580, 380821), (812, 272015), (1015, 217612), (2030, 108806), (4060, 54403)]