260070340

素因数分解:

$2^2\times 5^1\times {\mathrm{13003517}}^1$

素因数の和:13003526

約数の個数: 12

約数和(自身を含む): 546147756

約数和(自身を除く): 286077416

約数列:

[1, 2, 4, 5, 10, 20, 13003517, 26007034, 52014068, 65017585, 130035170, 260070340]

約数ペア:

[(1, 260070340), (2, 130035170), (4, 65017585), (5, 52014068), (10, 26007034), (20, 13003517)]