339944680

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{75209}}^1$

素因数の和:75333

約数の個数: 32

約数和(自身を含む): 771654600

約数和(自身を除く): 431709920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 75209, 150418, 300836, 376045, 601672, 752090, 1504180, 3008360, 8498617, 16997234, 33994468, 42493085, 67988936, 84986170, 169972340, 339944680]

約数ペア:

[(1, 339944680), (2, 169972340), (4, 84986170), (5, 67988936), (8, 42493085), (10, 33994468), (20, 16997234), (40, 8498617), (113, 3008360), (226, 1504180), (452, 752090), (565, 601672), (904, 376045), (1130, 300836), (2260, 150418), (4520, 75209)]