1236689140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{14153}}^1$

素因数の和:14436

約数の個数: 48

約数和(自身を含む): 2760709392

約数和(自身を除く): 1524020252

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 257, 340, 514, 1028, 1285, 2570, 4369, 5140, 8738, 14153, 17476, 21845, 28306, 43690, 56612, 70765, 87380, 141530, 240601, 283060, 481202, 962404, 1203005, 2406010, 3637321, 4812020, 7274642, 14549284, 18186605, 36373210, 61834457, 72746420, 123668914, 247337828, 309172285, 618344570, 1236689140]

約数ペア:

[(1, 1236689140), (2, 618344570), (4, 309172285), (5, 247337828), (10, 123668914), (17, 72746420), (20, 61834457), (34, 36373210), (68, 18186605), (85, 14549284), (170, 7274642), (257, 4812020), (340, 3637321), (514, 2406010), (1028, 1203005), (1285, 962404), (2570, 481202), (4369, 283060), (5140, 240601), (8738, 141530), (14153, 87380), (17476, 70765), (21845, 56612), (28306, 43690)]