2748340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{293}}^1$

素因数の和:376

約数の個数: 48

約数和(自身を含む): 6717312

約数和(自身を除く): 3968972

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 67, 70, 134, 140, 268, 293, 335, 469, 586, 670, 938, 1172, 1340, 1465, 1876, 2051, 2345, 2930, 4102, 4690, 5860, 8204, 9380, 10255, 19631, 20510, 39262, 41020, 78524, 98155, 137417, 196310, 274834, 392620, 549668, 687085, 1374170, 2748340]

約数ペア:

[(1, 2748340), (2, 1374170), (4, 687085), (5, 549668), (7, 392620), (10, 274834), (14, 196310), (20, 137417), (28, 98155), (35, 78524), (67, 41020), (70, 39262), (134, 20510), (140, 19631), (268, 10255), (293, 9380), (335, 8204), (469, 5860), (586, 4690), (670, 4102), (938, 2930), (1172, 2345), (1340, 2051), (1465, 1876)]