2488337920

素因数分解:

$2^9\times 5^1\times {\mathrm{47}}^1\times {\mathrm{20681}}^1$

素因数の和:20751

約数の個数: 80

約数和(自身を含む): 6093413568

約数和(自身を除く): 3605075648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 128, 160, 188, 235, 256, 320, 376, 470, 512, 640, 752, 940, 1280, 1504, 1880, 2560, 3008, 3760, 6016, 7520, 12032, 15040, 20681, 24064, 30080, 41362, 60160, 82724, 103405, 120320, 165448, 206810, 330896, 413620, 661792, 827240, 972007, 1323584, 1654480, 1944014, 2647168, 3308960, 3888028, 4860035, 5294336, 6617920, 7776056, 9720070, 10588672, 13235840, 15552112, 19440140, 26471680, 31104224, 38880280, 52943360, 62208448, 77760560, 124416896, 155521120, 248833792, 311042240, 497667584, 622084480, 1244168960, 2488337920]

約数ペア:

[(1, 2488337920), (2, 1244168960), (4, 622084480), (5, 497667584), (8, 311042240), (10, 248833792), (16, 155521120), (20, 124416896), (32, 77760560), (40, 62208448), (47, 52943360), (64, 38880280), (80, 31104224), (94, 26471680), (128, 19440140), (160, 15552112), (188, 13235840), (235, 10588672), (256, 9720070), (320, 7776056), (376, 6617920), (470, 5294336), (512, 4860035), (640, 3888028), (752, 3308960), (940, 2647168), (1280, 1944014), (1504, 1654480), (1880, 1323584), (2560, 972007), (3008, 827240), (3760, 661792), (6016, 413620), (7520, 330896), (12032, 206810), (15040, 165448), (20681, 120320), (24064, 103405), (30080, 82724), (41362, 60160)]