170643460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{656321}}^1$

素因数の和:656343

約数の個数: 24

約数和(自身を含む): 385917336

約数和(自身を除く): 215273876

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 656321, 1312642, 2625284, 3281605, 6563210, 8532173, 13126420, 17064346, 34128692, 42660865, 85321730, 170643460]

約数ペア:

[(1, 170643460), (2, 85321730), (4, 42660865), (5, 34128692), (10, 17064346), (13, 13126420), (20, 8532173), (26, 6563210), (52, 3281605), (65, 2625284), (130, 1312642), (260, 656321)]