3279905680

素因数分解:

$2^4\times 5^1\times {\mathrm{40998821}}^1$

素因数の和:40998834

約数の個数: 20

約数和(自身を含む): 7625780892

約数和(自身を除く): 4345875212

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 40998821, 81997642, 163995284, 204994105, 327990568, 409988210, 655981136, 819976420, 1639952840, 3279905680]

約数ペア:

[(1, 3279905680), (2, 1639952840), (4, 819976420), (5, 655981136), (8, 409988210), (10, 327990568), (16, 204994105), (20, 163995284), (40, 81997642), (80, 40998821)]