39320840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{75617}}^1$

素因数の和:75641

約数の個数: 32

約数和(自身を含む): 95278680

約数和(自身を除く): 55957840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 75617, 151234, 302468, 378085, 604936, 756170, 983021, 1512340, 1966042, 3024680, 3932084, 4915105, 7864168, 9830210, 19660420, 39320840]

約数ペア:

[(1, 39320840), (2, 19660420), (4, 9830210), (5, 7864168), (8, 4915105), (10, 3932084), (13, 3024680), (20, 1966042), (26, 1512340), (40, 983021), (52, 756170), (65, 604936), (104, 378085), (130, 302468), (260, 151234), (520, 75617)]