13646120

素因数分解:

$2^3\times 5^1\times {\mathrm{389}}^1\times {\mathrm{877}}^1$

素因数の和:1277

約数の個数: 32

約数和(自身を含む): 30817800

約数和(自身を除く): 17171680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 389, 778, 877, 1556, 1754, 1945, 3112, 3508, 3890, 4385, 7016, 7780, 8770, 15560, 17540, 35080, 341153, 682306, 1364612, 1705765, 2729224, 3411530, 6823060, 13646120]

約数ペア:

[(1, 13646120), (2, 6823060), (4, 3411530), (5, 2729224), (8, 1705765), (10, 1364612), (20, 682306), (40, 341153), (389, 35080), (778, 17540), (877, 15560), (1556, 8770), (1754, 7780), (1945, 7016), (3112, 4385), (3508, 3890)]