2505340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{347}}^1$

素因数の和:394

約数の個数: 36

約数和(自身を含む): 5568696

約数和(自身を除く): 3063356

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 347, 361, 380, 694, 722, 1388, 1444, 1735, 1805, 3470, 3610, 6593, 6940, 7220, 13186, 26372, 32965, 65930, 125267, 131860, 250534, 501068, 626335, 1252670, 2505340]

約数ペア:

[(1, 2505340), (2, 1252670), (4, 626335), (5, 501068), (10, 250534), (19, 131860), (20, 125267), (38, 65930), (76, 32965), (95, 26372), (190, 13186), (347, 7220), (361, 6940), (380, 6593), (694, 3610), (722, 3470), (1388, 1805), (1444, 1735)]