1280453524

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{26297}}^1$

素因数の和:26392

約数の個数: 48

約数和(自身を含む): 2686182912

約数和(自身を除く): 1405729388

約数列:

[1, 2, 4, 7, 14, 28, 37, 47, 74, 94, 148, 188, 259, 329, 518, 658, 1036, 1316, 1739, 3478, 6956, 12173, 24346, 26297, 48692, 52594, 105188, 184079, 368158, 736316, 972989, 1235959, 1945978, 2471918, 3891956, 4943836, 6810923, 8651713, 13621846, 17303426, 27243692, 34606852, 45730483, 91460966, 182921932, 320113381, 640226762, 1280453524]

約数ペア:

[(1, 1280453524), (2, 640226762), (4, 320113381), (7, 182921932), (14, 91460966), (28, 45730483), (37, 34606852), (47, 27243692), (74, 17303426), (94, 13621846), (148, 8651713), (188, 6810923), (259, 4943836), (329, 3891956), (518, 2471918), (658, 1945978), (1036, 1235959), (1316, 972989), (1739, 736316), (3478, 368158), (6956, 184079), (12173, 105188), (24346, 52594), (26297, 48692)]