5419940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{839}}^1$

素因数の和:884

約数の個数: 48

約数和(自身を含む): 12700800

約数和(自身を除く): 7280860

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 839, 1292, 1615, 1678, 3230, 3356, 4195, 6460, 8390, 14263, 15941, 16780, 28526, 31882, 57052, 63764, 71315, 79705, 142630, 159410, 270997, 285260, 318820, 541994, 1083988, 1354985, 2709970, 5419940]

約数ペア:

[(1, 5419940), (2, 2709970), (4, 1354985), (5, 1083988), (10, 541994), (17, 318820), (19, 285260), (20, 270997), (34, 159410), (38, 142630), (68, 79705), (76, 71315), (85, 63764), (95, 57052), (170, 31882), (190, 28526), (323, 16780), (340, 15941), (380, 14263), (646, 8390), (839, 6460), (1292, 4195), (1615, 3356), (1678, 3230)]