2899760

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{541}}^1$

素因数の和:621

約数の個数: 40

約数和(自身を含む): 6855216

約数和(自身を除く): 3955456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 541, 670, 1072, 1082, 1340, 2164, 2680, 2705, 4328, 5360, 5410, 8656, 10820, 21640, 36247, 43280, 72494, 144988, 181235, 289976, 362470, 579952, 724940, 1449880, 2899760]

約数ペア:

[(1, 2899760), (2, 1449880), (4, 724940), (5, 579952), (8, 362470), (10, 289976), (16, 181235), (20, 144988), (40, 72494), (67, 43280), (80, 36247), (134, 21640), (268, 10820), (335, 8656), (536, 5410), (541, 5360), (670, 4328), (1072, 2705), (1082, 2680), (1340, 2164)]