13110860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1319}}^1$

素因数の和:1406

約数の個数: 48

約数和(自身を含む): 31933440

約数和(自身を除く): 18822580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1319, 1420, 1988, 2485, 2638, 4970, 5276, 6595, 9233, 9940, 13190, 18466, 26380, 36932, 46165, 92330, 93649, 184660, 187298, 374596, 468245, 655543, 936490, 1311086, 1872980, 2622172, 3277715, 6555430, 13110860]

約数ペア:

[(1, 13110860), (2, 6555430), (4, 3277715), (5, 2622172), (7, 1872980), (10, 1311086), (14, 936490), (20, 655543), (28, 468245), (35, 374596), (70, 187298), (71, 184660), (140, 93649), (142, 92330), (284, 46165), (355, 36932), (497, 26380), (710, 18466), (994, 13190), (1319, 9940), (1420, 9233), (1988, 6595), (2485, 5276), (2638, 4970)]