9786660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12547}}^1$

素因数の和:12572

約数の個数: 48

約数和(自身を含む): 29512896

約数和(自身を除く): 19726236

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, 12547, 25094, 37641, 50188, 62735, 75282, 125470, 150564, 163111, 188205, 250940, 326222, 376410, 489333, 652444, 752820, 815555, 978666, 1631110, 1957332, 2446665, 3262220, 4893330, 9786660]

約数ペア:

[(1, 9786660), (2, 4893330), (3, 3262220), (4, 2446665), (5, 1957332), (6, 1631110), (10, 978666), (12, 815555), (13, 752820), (15, 652444), (20, 489333), (26, 376410), (30, 326222), (39, 250940), (52, 188205), (60, 163111), (65, 150564), (78, 125470), (130, 75282), (156, 62735), (195, 50188), (260, 37641), (390, 25094), (780, 12547)]