1299416480

素因数分解:

$2^5\times 5^1\times {\mathrm{139}}^1\times {\mathrm{58427}}^1$

素因数の和:58581

約数の個数: 48

約数和(自身を含む): 3092009760

約数和(自身を除く): 1792593280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 139, 160, 278, 556, 695, 1112, 1390, 2224, 2780, 4448, 5560, 11120, 22240, 58427, 116854, 233708, 292135, 467416, 584270, 934832, 1168540, 1869664, 2337080, 4674160, 8121353, 9348320, 16242706, 32485412, 40606765, 64970824, 81213530, 129941648, 162427060, 259883296, 324854120, 649708240, 1299416480]

約数ペア:

[(1, 1299416480), (2, 649708240), (4, 324854120), (5, 259883296), (8, 162427060), (10, 129941648), (16, 81213530), (20, 64970824), (32, 40606765), (40, 32485412), (80, 16242706), (139, 9348320), (160, 8121353), (278, 4674160), (556, 2337080), (695, 1869664), (1112, 1168540), (1390, 934832), (2224, 584270), (2780, 467416), (4448, 292135), (5560, 233708), (11120, 116854), (22240, 58427)]