17142380

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{643}}^1$

素因数の和:726

約数の個数: 48

約数和(自身を含む): 38083584

約数和(自身を除く): 20941204

約数列:

[1, 2, 4, 5, 10, 20, 31, 43, 62, 86, 124, 155, 172, 215, 310, 430, 620, 643, 860, 1286, 1333, 2572, 2666, 3215, 5332, 6430, 6665, 12860, 13330, 19933, 26660, 27649, 39866, 55298, 79732, 99665, 110596, 138245, 199330, 276490, 398660, 552980, 857119, 1714238, 3428476, 4285595, 8571190, 17142380]

約数ペア:

[(1, 17142380), (2, 8571190), (4, 4285595), (5, 3428476), (10, 1714238), (20, 857119), (31, 552980), (43, 398660), (62, 276490), (86, 199330), (124, 138245), (155, 110596), (172, 99665), (215, 79732), (310, 55298), (430, 39866), (620, 27649), (643, 26660), (860, 19933), (1286, 13330), (1333, 12860), (2572, 6665), (2666, 6430), (3215, 5332)]