2517821440

素因数分解:

$2^{11}\times 5^1\times {\mathrm{245881}}^1$

素因数の和:245908

約数の個数: 48

約数和(自身を含む): 6041320740

約数和(自身を除く): 3523499300

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 5120, 10240, 245881, 491762, 983524, 1229405, 1967048, 2458810, 3934096, 4917620, 7868192, 9835240, 15736384, 19670480, 31472768, 39340960, 62945536, 78681920, 125891072, 157363840, 251782144, 314727680, 503564288, 629455360, 1258910720, 2517821440]

約数ペア:

[(1, 2517821440), (2, 1258910720), (4, 629455360), (5, 503564288), (8, 314727680), (10, 251782144), (16, 157363840), (20, 125891072), (32, 78681920), (40, 62945536), (64, 39340960), (80, 31472768), (128, 19670480), (160, 15736384), (256, 9835240), (320, 7868192), (512, 4917620), (640, 3934096), (1024, 2458810), (1280, 1967048), (2048, 1229405), (2560, 983524), (5120, 491762), (10240, 245881)]