346580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:96

約数の個数: 48

約数和(自身を含む): 827904

約数和(自身を除く): 481324

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 43, 52, 62, 65, 86, 124, 130, 155, 172, 215, 260, 310, 403, 430, 559, 620, 806, 860, 1118, 1333, 1612, 2015, 2236, 2666, 2795, 4030, 5332, 5590, 6665, 8060, 11180, 13330, 17329, 26660, 34658, 69316, 86645, 173290, 346580]

約数ペア:

[(1, 346580), (2, 173290), (4, 86645), (5, 69316), (10, 34658), (13, 26660), (20, 17329), (26, 13330), (31, 11180), (43, 8060), (52, 6665), (62, 5590), (65, 5332), (86, 4030), (124, 2795), (130, 2666), (155, 2236), (172, 2015), (215, 1612), (260, 1333), (310, 1118), (403, 860), (430, 806), (559, 620)]