80022740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{33623}}^1$

素因数の和:33656

約数の個数: 48

約数和(自身を含む): 203357952

約数和(自身を除く): 123335212

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 33623, 67246, 134492, 168115, 235361, 336230, 470722, 571591, 672460, 941444, 1143182, 1176805, 2286364, 2353610, 2857955, 4001137, 4707220, 5715910, 8002274, 11431820, 16004548, 20005685, 40011370, 80022740]

約数ペア:

[(1, 80022740), (2, 40011370), (4, 20005685), (5, 16004548), (7, 11431820), (10, 8002274), (14, 5715910), (17, 4707220), (20, 4001137), (28, 2857955), (34, 2353610), (35, 2286364), (68, 1176805), (70, 1143182), (85, 941444), (119, 672460), (140, 571591), (170, 470722), (238, 336230), (340, 235361), (476, 168115), (595, 134492), (1190, 67246), (2380, 33623)]