2512280

素因数分解:

$2^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{347}}^1$

素因数の和:539

約数の個数: 32

約数和(自身を含む): 5700240

約数和(自身を除く): 3187960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 181, 347, 362, 694, 724, 905, 1388, 1448, 1735, 1810, 2776, 3470, 3620, 6940, 7240, 13880, 62807, 125614, 251228, 314035, 502456, 628070, 1256140, 2512280]

約数ペア:

[(1, 2512280), (2, 1256140), (4, 628070), (5, 502456), (8, 314035), (10, 251228), (20, 125614), (40, 62807), (181, 13880), (347, 7240), (362, 6940), (694, 3620), (724, 3470), (905, 2776), (1388, 1810), (1448, 1735)]