13437080

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{5507}}^1$

素因数の和:5579

約数の個数: 32

約数和(自身を含む): 30734640

約数和(自身を除く): 17297560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 5507, 11014, 22028, 27535, 44056, 55070, 110140, 220280, 335927, 671854, 1343708, 1679635, 2687416, 3359270, 6718540, 13437080]

約数ペア:

[(1, 13437080), (2, 6718540), (4, 3359270), (5, 2687416), (8, 1679635), (10, 1343708), (20, 671854), (40, 335927), (61, 220280), (122, 110140), (244, 55070), (305, 44056), (488, 27535), (610, 22028), (1220, 11014), (2440, 5507)]