39884180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{821}}^1$

素因数の和:1184

約数の個数: 48

約数和(自身を含む): 96114816

約数和(自身を除く): 56230636

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 347, 694, 821, 1388, 1642, 1735, 2429, 3284, 3470, 4105, 4858, 5747, 6940, 8210, 9716, 11494, 12145, 16420, 22988, 24290, 28735, 48580, 57470, 114940, 284887, 569774, 1139548, 1424435, 1994209, 2848870, 3988418, 5697740, 7976836, 9971045, 19942090, 39884180]

約数ペア:

[(1, 39884180), (2, 19942090), (4, 9971045), (5, 7976836), (7, 5697740), (10, 3988418), (14, 2848870), (20, 1994209), (28, 1424435), (35, 1139548), (70, 569774), (140, 284887), (347, 114940), (694, 57470), (821, 48580), (1388, 28735), (1642, 24290), (1735, 22988), (2429, 16420), (3284, 12145), (3470, 11494), (4105, 9716), (4858, 8210), (5747, 6940)]