84855940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{326369}}^1$

素因数の和:326391

約数の個数: 24

約数和(自身を含む): 191905560

約数和(自身を除く): 107049620

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 326369, 652738, 1305476, 1631845, 3263690, 4242797, 6527380, 8485594, 16971188, 21213985, 42427970, 84855940]

約数ペア:

[(1, 84855940), (2, 42427970), (4, 21213985), (5, 16971188), (10, 8485594), (13, 6527380), (20, 4242797), (26, 3263690), (52, 1631845), (65, 1305476), (130, 652738), (260, 326369)]