20306360

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{7577}}^1$

素因数の和:7655

約数の個数: 32

約数和(自身を含む): 46377360

約数和(自身を除く): 26071000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 7577, 15154, 30308, 37885, 60616, 75770, 151540, 303080, 507659, 1015318, 2030636, 2538295, 4061272, 5076590, 10153180, 20306360]

約数ペア:

[(1, 20306360), (2, 10153180), (4, 5076590), (5, 4061272), (8, 2538295), (10, 2030636), (20, 1015318), (40, 507659), (67, 303080), (134, 151540), (268, 75770), (335, 60616), (536, 37885), (670, 30308), (1340, 15154), (2680, 7577)]