25272040

素因数分解:

$2^3\times 5^1\times {\mathrm{479}}^1\times {\mathrm{1319}}^1$

素因数の和:1809

約数の個数: 32

約数和(自身を含む): 57024000

約数和(自身を除く): 31751960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 479, 958, 1319, 1916, 2395, 2638, 3832, 4790, 5276, 6595, 9580, 10552, 13190, 19160, 26380, 52760, 631801, 1263602, 2527204, 3159005, 5054408, 6318010, 12636020, 25272040]

約数ペア:

[(1, 25272040), (2, 12636020), (4, 6318010), (5, 5054408), (8, 3159005), (10, 2527204), (20, 1263602), (40, 631801), (479, 52760), (958, 26380), (1319, 19160), (1916, 13190), (2395, 10552), (2638, 9580), (3832, 6595), (4790, 5276)]