6991140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8963}}^1$

素因数の和:8988

約数の個数: 48

約数和(自身を含む): 21083328

約数和(自身を除く): 14092188

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, 8963, 17926, 26889, 35852, 44815, 53778, 89630, 107556, 116519, 134445, 179260, 233038, 268890, 349557, 466076, 537780, 582595, 699114, 1165190, 1398228, 1747785, 2330380, 3495570, 6991140]

約数ペア:

[(1, 6991140), (2, 3495570), (3, 2330380), (4, 1747785), (5, 1398228), (6, 1165190), (10, 699114), (12, 582595), (13, 537780), (15, 466076), (20, 349557), (26, 268890), (30, 233038), (39, 179260), (52, 134445), (60, 116519), (65, 107556), (78, 89630), (130, 53778), (156, 44815), (195, 35852), (260, 26889), (390, 17926), (780, 8963)]