69041840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{123289}}^1$

素因数の和:123309

約数の個数: 40

約数和(自身を含む): 183455520

約数和(自身を除く): 114413680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 123289, 246578, 493156, 616445, 863023, 986312, 1232890, 1726046, 1972624, 2465780, 3452092, 4315115, 4931560, 6904184, 8630230, 9863120, 13808368, 17260460, 34520920, 69041840]

約数ペア:

[(1, 69041840), (2, 34520920), (4, 17260460), (5, 13808368), (7, 9863120), (8, 8630230), (10, 6904184), (14, 4931560), (16, 4315115), (20, 3452092), (28, 2465780), (35, 1972624), (40, 1726046), (56, 1232890), (70, 986312), (80, 863023), (112, 616445), (140, 493156), (280, 246578), (560, 123289)]