340038660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{435947}}^1$

素因数の和:435972

約数の個数: 48

約数和(自身を含む): 1025349696

約数和(自身を除く): 685311036

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, 435947, 871894, 1307841, 1743788, 2179735, 2615682, 4359470, 5231364, 5667311, 6539205, 8718940, 11334622, 13078410, 17001933, 22669244, 26156820, 28336555, 34003866, 56673110, 68007732, 85009665, 113346220, 170019330, 340038660]

約数ペア:

[(1, 340038660), (2, 170019330), (3, 113346220), (4, 85009665), (5, 68007732), (6, 56673110), (10, 34003866), (12, 28336555), (13, 26156820), (15, 22669244), (20, 17001933), (26, 13078410), (30, 11334622), (39, 8718940), (52, 6539205), (60, 5667311), (65, 5231364), (78, 4359470), (130, 2615682), (156, 2179735), (195, 1743788), (260, 1307841), (390, 871894), (780, 435947)]