40887672

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{947}}^1$

素因数の和:1220

約数の個数: 64

約数和(自身を含む): 117400320

約数和(自身を除く): 76512648

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 257, 514, 771, 947, 1028, 1542, 1799, 1894, 2056, 2841, 3084, 3598, 3788, 5397, 5682, 6168, 6629, 7196, 7576, 10794, 11364, 13258, 14392, 19887, 21588, 22728, 26516, 39774, 43176, 53032, 79548, 159096, 243379, 486758, 730137, 973516, 1460274, 1703653, 1947032, 2920548, 3407306, 5110959, 5841096, 6814612, 10221918, 13629224, 20443836, 40887672]

約数ペア:

[(1, 40887672), (2, 20443836), (3, 13629224), (4, 10221918), (6, 6814612), (7, 5841096), (8, 5110959), (12, 3407306), (14, 2920548), (21, 1947032), (24, 1703653), (28, 1460274), (42, 973516), (56, 730137), (84, 486758), (168, 243379), (257, 159096), (514, 79548), (771, 53032), (947, 43176), (1028, 39774), (1542, 26516), (1799, 22728), (1894, 21588), (2056, 19887), (2841, 14392), (3084, 13258), (3598, 11364), (3788, 10794), (5397, 7576), (5682, 7196), (6168, 6629)]