5620420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21617}}^1$

素因数の和:21639

約数の個数: 24

約数和(自身を含む): 12711384

約数和(自身を除く): 7090964

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 21617, 43234, 86468, 108085, 216170, 281021, 432340, 562042, 1124084, 1405105, 2810210, 5620420]

約数ペア:

[(1, 5620420), (2, 2810210), (4, 1405105), (5, 1124084), (10, 562042), (13, 432340), (20, 281021), (26, 216170), (52, 108085), (65, 86468), (130, 43234), (260, 21617)]