322439780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1240153}}^1$

素因数の和:1240175

約数の個数: 24

約数和(自身を含む): 729210552

約数和(自身を除く): 406770772

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1240153, 2480306, 4960612, 6200765, 12401530, 16121989, 24803060, 32243978, 64487956, 80609945, 161219890, 322439780]

約数ペア:

[(1, 322439780), (2, 161219890), (4, 80609945), (5, 64487956), (10, 32243978), (13, 24803060), (20, 16121989), (26, 12401530), (52, 6200765), (65, 4960612), (130, 2480306), (260, 1240153)]