20081480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{26423}}^1$

素因数の和:26453

約数の個数: 32

約数和(自身を含む): 47563200

約数和(自身を除く): 27481720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 26423, 52846, 105692, 132115, 211384, 264230, 502037, 528460, 1004074, 1056920, 2008148, 2510185, 4016296, 5020370, 10040740, 20081480]

約数ペア:

[(1, 20081480), (2, 10040740), (4, 5020370), (5, 4016296), (8, 2510185), (10, 2008148), (19, 1056920), (20, 1004074), (38, 528460), (40, 502037), (76, 264230), (95, 211384), (152, 132115), (190, 105692), (380, 52846), (760, 26423)]