4002580

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:208

約数の個数: 48

約数和(自身を含む): 8910720

約数和(自身を除く): 4908140

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 67, 103, 116, 134, 145, 206, 268, 290, 335, 412, 515, 580, 670, 1030, 1340, 1943, 2060, 2987, 3886, 5974, 6901, 7772, 9715, 11948, 13802, 14935, 19430, 27604, 29870, 34505, 38860, 59740, 69010, 138020, 200129, 400258, 800516, 1000645, 2001290, 4002580]

約数ペア:

[(1, 4002580), (2, 2001290), (4, 1000645), (5, 800516), (10, 400258), (20, 200129), (29, 138020), (58, 69010), (67, 59740), (103, 38860), (116, 34505), (134, 29870), (145, 27604), (206, 19430), (268, 14935), (290, 13802), (335, 11948), (412, 9715), (515, 7772), (580, 6901), (670, 5974), (1030, 3886), (1340, 2987), (1943, 2060)]