2497788140

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{257}}^1\times {\mathrm{7253}}^1$

素因数の和:7586

約数の個数: 48

約数和(自身を含む): 5345095392

約数和(自身を除く): 2847307252

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 257, 268, 335, 514, 670, 1028, 1285, 1340, 2570, 5140, 7253, 14506, 17219, 29012, 34438, 36265, 68876, 72530, 86095, 145060, 172190, 344380, 485951, 971902, 1864021, 1943804, 2429755, 3728042, 4859510, 7456084, 9320105, 9719020, 18640210, 37280420, 124889407, 249778814, 499557628, 624447035, 1248894070, 2497788140]

約数ペア:

[(1, 2497788140), (2, 1248894070), (4, 624447035), (5, 499557628), (10, 249778814), (20, 124889407), (67, 37280420), (134, 18640210), (257, 9719020), (268, 9320105), (335, 7456084), (514, 4859510), (670, 3728042), (1028, 2429755), (1285, 1943804), (1340, 1864021), (2570, 971902), (5140, 485951), (7253, 344380), (14506, 172190), (17219, 145060), (29012, 86095), (34438, 72530), (36265, 68876)]