12432940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47819}}^1$

素因数の和:47841

約数の個数: 24

約数和(自身を含む): 28118160

約数和(自身を除く): 15685220

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 47819, 95638, 191276, 239095, 478190, 621647, 956380, 1243294, 2486588, 3108235, 6216470, 12432940]

約数ペア:

[(1, 12432940), (2, 6216470), (4, 3108235), (5, 2486588), (10, 1243294), (13, 956380), (20, 621647), (26, 478190), (52, 239095), (65, 191276), (130, 95638), (260, 47819)]