13168720

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1697}}^1$

素因数の和:1807

約数の個数: 40

約数和(自身を含む): 30951144

約数和(自身を除く): 17782424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1697, 1940, 3394, 3880, 6788, 7760, 8485, 13576, 16970, 27152, 33940, 67880, 135760, 164609, 329218, 658436, 823045, 1316872, 1646090, 2633744, 3292180, 6584360, 13168720]

約数ペア:

[(1, 13168720), (2, 6584360), (4, 3292180), (5, 2633744), (8, 1646090), (10, 1316872), (16, 823045), (20, 658436), (40, 329218), (80, 164609), (97, 135760), (194, 67880), (388, 33940), (485, 27152), (776, 16970), (970, 13576), (1552, 8485), (1697, 7760), (1940, 6788), (3394, 3880)]