16905760

素因数分解:

$2^5\times 5^1\times {\mathrm{157}}^1\times {\mathrm{673}}^1$

素因数の和:845

約数の個数: 48

約数和(自身を含む): 40253976

約数和(自身を除く): 23348216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 157, 160, 314, 628, 673, 785, 1256, 1346, 1570, 2512, 2692, 3140, 3365, 5024, 5384, 6280, 6730, 10768, 12560, 13460, 21536, 25120, 26920, 53840, 105661, 107680, 211322, 422644, 528305, 845288, 1056610, 1690576, 2113220, 3381152, 4226440, 8452880, 16905760]

約数ペア:

[(1, 16905760), (2, 8452880), (4, 4226440), (5, 3381152), (8, 2113220), (10, 1690576), (16, 1056610), (20, 845288), (32, 528305), (40, 422644), (80, 211322), (157, 107680), (160, 105661), (314, 53840), (628, 26920), (673, 25120), (785, 21536), (1256, 13460), (1346, 12560), (1570, 10768), (2512, 6730), (2692, 6280), (3140, 5384), (3365, 5024)]