2766660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3547}}^1$

素因数の和:3572

約数の個数: 48

約数和(自身を含む): 8344896

約数和(自身を除く): 5578236

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, 3547, 7094, 10641, 14188, 17735, 21282, 35470, 42564, 46111, 53205, 70940, 92222, 106410, 138333, 184444, 212820, 230555, 276666, 461110, 553332, 691665, 922220, 1383330, 2766660]

約数ペア:

[(1, 2766660), (2, 1383330), (3, 922220), (4, 691665), (5, 553332), (6, 461110), (10, 276666), (12, 230555), (13, 212820), (15, 184444), (20, 138333), (26, 106410), (30, 92222), (39, 70940), (52, 53205), (60, 46111), (65, 42564), (78, 35470), (130, 21282), (156, 17735), (195, 14188), (260, 10641), (390, 7094), (780, 3547)]