2665312

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:215

約数の個数: 48

約数和(自身を含む): 5821200

約数和(自身を除く): 3155888

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 86, 104, 149, 172, 208, 298, 344, 416, 559, 596, 688, 1118, 1192, 1376, 1937, 2236, 2384, 3874, 4472, 4768, 6407, 7748, 8944, 12814, 15496, 17888, 25628, 30992, 51256, 61984, 83291, 102512, 166582, 205024, 333164, 666328, 1332656, 2665312]

約数ペア:

[(1, 2665312), (2, 1332656), (4, 666328), (8, 333164), (13, 205024), (16, 166582), (26, 102512), (32, 83291), (43, 61984), (52, 51256), (86, 30992), (104, 25628), (149, 17888), (172, 15496), (208, 12814), (298, 8944), (344, 7748), (416, 6407), (559, 4768), (596, 4472), (688, 3874), (1118, 2384), (1192, 2236), (1376, 1937)]