39982180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{1031}}^1$

素因数の和:1324

約数の個数: 48

約数和(自身を含む): 96397056

約数和(自身を除く): 56414876

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 277, 554, 1031, 1108, 1385, 1939, 2062, 2770, 3878, 4124, 5155, 5540, 7217, 7756, 9695, 10310, 14434, 19390, 20620, 28868, 36085, 38780, 72170, 144340, 285587, 571174, 1142348, 1427935, 1999109, 2855870, 3998218, 5711740, 7996436, 9995545, 19991090, 39982180]

約数ペア:

[(1, 39982180), (2, 19991090), (4, 9995545), (5, 7996436), (7, 5711740), (10, 3998218), (14, 2855870), (20, 1999109), (28, 1427935), (35, 1142348), (70, 571174), (140, 285587), (277, 144340), (554, 72170), (1031, 38780), (1108, 36085), (1385, 28868), (1939, 20620), (2062, 19390), (2770, 14434), (3878, 10310), (4124, 9695), (5155, 7756), (5540, 7217)]