346317140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1331989}}^1$

素因数の和:1332011

約数の個数: 24

約数和(自身を含む): 783210120

約数和(自身を除く): 436892980

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1331989, 2663978, 5327956, 6659945, 13319890, 17315857, 26639780, 34631714, 69263428, 86579285, 173158570, 346317140]

約数ペア:

[(1, 346317140), (2, 173158570), (4, 86579285), (5, 69263428), (10, 34631714), (13, 26639780), (20, 17315857), (26, 13319890), (52, 6659945), (65, 5327956), (130, 2663978), (260, 1331989)]