1737320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{257}}^1$

素因数の和:294

約数の個数: 48

約数和(自身を含む): 4249260

約数和(自身を除く): 2511940

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 257, 260, 338, 514, 520, 676, 845, 1028, 1285, 1352, 1690, 2056, 2570, 3341, 3380, 5140, 6682, 6760, 10280, 13364, 16705, 26728, 33410, 43433, 66820, 86866, 133640, 173732, 217165, 347464, 434330, 868660, 1737320]

約数ペア:

[(1, 1737320), (2, 868660), (4, 434330), (5, 347464), (8, 217165), (10, 173732), (13, 133640), (20, 86866), (26, 66820), (40, 43433), (52, 33410), (65, 26728), (104, 16705), (130, 13364), (169, 10280), (257, 6760), (260, 6682), (338, 5140), (514, 3380), (520, 3341), (676, 2570), (845, 2056), (1028, 1690), (1285, 1352)]