1799179980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2306641}}^1$

素因数の和:2306666

約数の個数: 48

約数和(自身を含む): 5425221984

約数和(自身を除く): 3626042004

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, 2306641, 4613282, 6919923, 9226564, 11533205, 13839846, 23066410, 27679692, 29986333, 34599615, 46132820, 59972666, 69199230, 89958999, 119945332, 138398460, 149931665, 179917998, 299863330, 359835996, 449794995, 599726660, 899589990, 1799179980]

約数ペア:

[(1, 1799179980), (2, 899589990), (3, 599726660), (4, 449794995), (5, 359835996), (6, 299863330), (10, 179917998), (12, 149931665), (13, 138398460), (15, 119945332), (20, 89958999), (26, 69199230), (30, 59972666), (39, 46132820), (52, 34599615), (60, 29986333), (65, 27679692), (78, 23066410), (130, 13839846), (156, 11533205), (195, 9226564), (260, 6919923), (390, 4613282), (780, 2306641)]