11312120

素因数分解:

$2^3\times 5^1\times {\mathrm{389}}^1\times {\mathrm{727}}^1$

素因数の和:1127

約数の個数: 32

約数和(自身を含む): 25552800

約数和(自身を除く): 14240680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 389, 727, 778, 1454, 1556, 1945, 2908, 3112, 3635, 3890, 5816, 7270, 7780, 14540, 15560, 29080, 282803, 565606, 1131212, 1414015, 2262424, 2828030, 5656060, 11312120]

約数ペア:

[(1, 11312120), (2, 5656060), (4, 2828030), (5, 2262424), (8, 1414015), (10, 1131212), (20, 565606), (40, 282803), (389, 29080), (727, 15560), (778, 14540), (1454, 7780), (1556, 7270), (1945, 5816), (2908, 3890), (3112, 3635)]