127520920

素因数分解:

$2^3\times 5^1\times {\mathrm{1319}}^1\times {\mathrm{2417}}^1$

素因数の和:3747

約数の個数: 32

約数和(自身を含む): 287258400

約数和(自身を除く): 159737480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1319, 2417, 2638, 4834, 5276, 6595, 9668, 10552, 12085, 13190, 19336, 24170, 26380, 48340, 52760, 96680, 3188023, 6376046, 12752092, 15940115, 25504184, 31880230, 63760460, 127520920]

約数ペア:

[(1, 127520920), (2, 63760460), (4, 31880230), (5, 25504184), (8, 15940115), (10, 12752092), (20, 6376046), (40, 3188023), (1319, 96680), (2417, 52760), (2638, 48340), (4834, 26380), (5276, 24170), (6595, 19336), (9668, 13190), (10552, 12085)]