2199568240

素因数分解:

$2^4\times 5^1\times {\mathrm{1303}}^1\times {\mathrm{21101}}^1$

素因数の和:22417

約数の個数: 40

約数和(自身を含む): 5118163488

約数和(自身を除く): 2918595248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1303, 2606, 5212, 6515, 10424, 13030, 20848, 21101, 26060, 42202, 52120, 84404, 104240, 105505, 168808, 211010, 337616, 422020, 844040, 1688080, 27494603, 54989206, 109978412, 137473015, 219956824, 274946030, 439913648, 549892060, 1099784120, 2199568240]

約数ペア:

[(1, 2199568240), (2, 1099784120), (4, 549892060), (5, 439913648), (8, 274946030), (10, 219956824), (16, 137473015), (20, 109978412), (40, 54989206), (80, 27494603), (1303, 1688080), (2606, 844040), (5212, 422020), (6515, 337616), (10424, 211010), (13030, 168808), (20848, 105505), (21101, 104240), (26060, 84404), (42202, 52120)]