6421280

素因数分解:

$2^5\times 5^1\times {\mathrm{67}}^1\times {\mathrm{599}}^1$

素因数の和:681

約数の個数: 48

約数和(自身を含む): 15422400

約数和(自身を除く): 9001120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 67, 80, 134, 160, 268, 335, 536, 599, 670, 1072, 1198, 1340, 2144, 2396, 2680, 2995, 4792, 5360, 5990, 9584, 10720, 11980, 19168, 23960, 40133, 47920, 80266, 95840, 160532, 200665, 321064, 401330, 642128, 802660, 1284256, 1605320, 3210640, 6421280]

約数ペア:

[(1, 6421280), (2, 3210640), (4, 1605320), (5, 1284256), (8, 802660), (10, 642128), (16, 401330), (20, 321064), (32, 200665), (40, 160532), (67, 95840), (80, 80266), (134, 47920), (160, 40133), (268, 23960), (335, 19168), (536, 11980), (599, 10720), (670, 9584), (1072, 5990), (1198, 5360), (1340, 4792), (2144, 2995), (2396, 2680)]