15946580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61333}}^1$

素因数の和:61355

約数の個数: 24

約数和(自身を含む): 36064392

約数和(自身を除く): 20117812

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 61333, 122666, 245332, 306665, 613330, 797329, 1226660, 1594658, 3189316, 3986645, 7973290, 15946580]

約数ペア:

[(1, 15946580), (2, 7973290), (4, 3986645), (5, 3189316), (10, 1594658), (13, 1226660), (20, 797329), (26, 613330), (52, 306665), (65, 245332), (130, 122666), (260, 61333)]