89392420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{343817}}^1$

素因数の和:343839

約数の個数: 24

約数和(自身を含む): 202164984

約数和(自身を除く): 112772564

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 343817, 687634, 1375268, 1719085, 3438170, 4469621, 6876340, 8939242, 17878484, 22348105, 44696210, 89392420]

約数ペア:

[(1, 89392420), (2, 44696210), (4, 22348105), (5, 17878484), (10, 8939242), (13, 6876340), (20, 4469621), (26, 3438170), (52, 1719085), (65, 1375268), (130, 687634), (260, 343817)]