13926760

素因数分解:

$2^3\times 5^1\times {\mathrm{397}}^1\times {\mathrm{877}}^1$

素因数の和:1285

約数の個数: 32

約数和(自身を含む): 31449960

約数和(自身を除く): 17523200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 397, 794, 877, 1588, 1754, 1985, 3176, 3508, 3970, 4385, 7016, 7940, 8770, 15880, 17540, 35080, 348169, 696338, 1392676, 1740845, 2785352, 3481690, 6963380, 13926760]

約数ペア:

[(1, 13926760), (2, 6963380), (4, 3481690), (5, 2785352), (8, 1740845), (10, 1392676), (20, 696338), (40, 348169), (397, 35080), (794, 17540), (877, 15880), (1588, 8770), (1754, 7940), (1985, 7016), (3176, 4385), (3508, 3970)]