2987680

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1$

素因数の和:349

約数の個数: 48

約数和(自身を含む): 7185024

約数和(自身を除く): 4197344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 263, 284, 355, 526, 568, 710, 1052, 1136, 1315, 1420, 2104, 2272, 2630, 2840, 4208, 5260, 5680, 8416, 10520, 11360, 18673, 21040, 37346, 42080, 74692, 93365, 149384, 186730, 298768, 373460, 597536, 746920, 1493840, 2987680]

約数ペア:

[(1, 2987680), (2, 1493840), (4, 746920), (5, 597536), (8, 373460), (10, 298768), (16, 186730), (20, 149384), (32, 93365), (40, 74692), (71, 42080), (80, 37346), (142, 21040), (160, 18673), (263, 11360), (284, 10520), (355, 8416), (526, 5680), (568, 5260), (710, 4208), (1052, 2840), (1136, 2630), (1315, 2272), (1420, 2104)]