2154006660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2761547}}^1$

素因数の和:2761572

約数の個数: 48

約数和(自身を含む): 6495160896

約数和(自身を除く): 4341154236

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 2761547, 5523094, 8284641, 11046188, 13807735, 16569282, 27615470, 33138564, 35900111, 41423205, 55230940, 71800222, 82846410, 107700333, 143600444, 165692820, 179500555, 215400666, 359001110, 430801332, 538501665, 718002220, 1077003330, 2154006660]

約数ペア:

[(1, 2154006660), (2, 1077003330), (3, 718002220), (4, 538501665), (5, 430801332), (6, 359001110), (10, 215400666), (12, 179500555), (13, 165692820), (15, 143600444), (20, 107700333), (26, 82846410), (30, 71800222), (39, 55230940), (52, 41423205), (60, 35900111), (65, 33138564), (78, 27615470), (130, 16569282), (156, 13807735), (195, 11046188), (260, 8284641), (390, 5523094), (780, 2761547)]