13466920

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1709}}^1$

素因数の和:1917

約数の個数: 32

約数和(自身を含む): 30472200

約数和(自身を除く): 17005280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1576, 1709, 1970, 3418, 3940, 6836, 7880, 8545, 13672, 17090, 34180, 68360, 336673, 673346, 1346692, 1683365, 2693384, 3366730, 6733460, 13466920]

約数ペア:

[(1, 13466920), (2, 6733460), (4, 3366730), (5, 2693384), (8, 1683365), (10, 1346692), (20, 673346), (40, 336673), (197, 68360), (394, 34180), (788, 17090), (985, 13672), (1576, 8545), (1709, 7880), (1970, 6836), (3418, 3940)]