2649440

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{571}}^1$

素因数の和:615

約数の個数: 48

約数和(自身を含む): 6486480

約数和(自身を除く): 3837040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 116, 145, 160, 232, 290, 464, 571, 580, 928, 1142, 1160, 2284, 2320, 2855, 4568, 4640, 5710, 9136, 11420, 16559, 18272, 22840, 33118, 45680, 66236, 82795, 91360, 132472, 165590, 264944, 331180, 529888, 662360, 1324720, 2649440]

約数ペア:

[(1, 2649440), (2, 1324720), (4, 662360), (5, 529888), (8, 331180), (10, 264944), (16, 165590), (20, 132472), (29, 91360), (32, 82795), (40, 66236), (58, 45680), (80, 33118), (116, 22840), (145, 18272), (160, 16559), (232, 11420), (290, 9136), (464, 5710), (571, 4640), (580, 4568), (928, 2855), (1142, 2320), (1160, 2284)]