3502940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{191}}^1$

素因数の和:338

約数の個数: 48

約数和(自身を含む): 8515584

約数和(自身を除く): 5012644

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 131, 140, 191, 262, 382, 524, 655, 764, 917, 955, 1310, 1337, 1834, 1910, 2620, 2674, 3668, 3820, 4585, 5348, 6685, 9170, 13370, 18340, 25021, 26740, 50042, 100084, 125105, 175147, 250210, 350294, 500420, 700588, 875735, 1751470, 3502940]

約数ペア:

[(1, 3502940), (2, 1751470), (4, 875735), (5, 700588), (7, 500420), (10, 350294), (14, 250210), (20, 175147), (28, 125105), (35, 100084), (70, 50042), (131, 26740), (140, 25021), (191, 18340), (262, 13370), (382, 9170), (524, 6685), (655, 5348), (764, 4585), (917, 3820), (955, 3668), (1310, 2674), (1337, 2620), (1834, 1910)]