179880040

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{155069}}^1$

素因数の和:155109

約数の個数: 32

約数和(自身を含む): 418689000

約数和(自身を除く): 238808960

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 155069, 310138, 620276, 775345, 1240552, 1550690, 3101380, 4497001, 6202760, 8994002, 17988004, 22485005, 35976008, 44970010, 89940020, 179880040]

約数ペア:

[(1, 179880040), (2, 89940020), (4, 44970010), (5, 35976008), (8, 22485005), (10, 17988004), (20, 8994002), (29, 6202760), (40, 4497001), (58, 3101380), (116, 1550690), (145, 1240552), (232, 775345), (290, 620276), (580, 310138), (1160, 155069)]