18150880

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{10313}}^1$

素因数の和:10339

約数の個数: 48

約数和(自身を含む): 46784304

約数和(自身を除く): 28633424

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 10313, 20626, 41252, 51565, 82504, 103130, 113443, 165008, 206260, 226886, 330016, 412520, 453772, 567215, 825040, 907544, 1134430, 1650080, 1815088, 2268860, 3630176, 4537720, 9075440, 18150880]

約数ペア:

[(1, 18150880), (2, 9075440), (4, 4537720), (5, 3630176), (8, 2268860), (10, 1815088), (11, 1650080), (16, 1134430), (20, 907544), (22, 825040), (32, 567215), (40, 453772), (44, 412520), (55, 330016), (80, 226886), (88, 206260), (110, 165008), (160, 113443), (176, 103130), (220, 82504), (352, 51565), (440, 41252), (880, 20626), (1760, 10313)]