31330540

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{227}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 67721472

約数和(自身を除く): 36390932

約数列:

[1, 2, 4, 5, 10, 20, 67, 103, 134, 206, 227, 268, 335, 412, 454, 515, 670, 908, 1030, 1135, 1340, 2060, 2270, 4540, 6901, 13802, 15209, 23381, 27604, 30418, 34505, 46762, 60836, 69010, 76045, 93524, 116905, 138020, 152090, 233810, 304180, 467620, 1566527, 3133054, 6266108, 7832635, 15665270, 31330540]

約数ペア:

[(1, 31330540), (2, 15665270), (4, 7832635), (5, 6266108), (10, 3133054), (20, 1566527), (67, 467620), (103, 304180), (134, 233810), (206, 152090), (227, 138020), (268, 116905), (335, 93524), (412, 76045), (454, 69010), (515, 60836), (670, 46762), (908, 34505), (1030, 30418), (1135, 27604), (1340, 23381), (2060, 15209), (2270, 13802), (4540, 6901)]