22155380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{85213}}^1$

素因数の和:85235

約数の個数: 24

約数和(自身を含む): 50105832

約数和(自身を除く): 27950452

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 85213, 170426, 340852, 426065, 852130, 1107769, 1704260, 2215538, 4431076, 5538845, 11077690, 22155380]

約数ペア:

[(1, 22155380), (2, 11077690), (4, 5538845), (5, 4431076), (10, 2215538), (13, 1704260), (20, 1107769), (26, 852130), (52, 426065), (65, 340852), (130, 170426), (260, 85213)]