39867970

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{1787}}^1$

素因数の和:1914

約数の個数: 32

約数和(自身を含む): 75696768

約数和(自身を除く): 35828798

約数列:

[1, 2, 5, 10, 23, 46, 97, 115, 194, 230, 485, 970, 1787, 2231, 3574, 4462, 8935, 11155, 17870, 22310, 41101, 82202, 173339, 205505, 346678, 411010, 866695, 1733390, 3986797, 7973594, 19933985, 39867970]

約数ペア:

[(1, 39867970), (2, 19933985), (5, 7973594), (10, 3986797), (23, 1733390), (46, 866695), (97, 411010), (115, 346678), (194, 205505), (230, 173339), (485, 82202), (970, 41101), (1787, 22310), (2231, 17870), (3574, 11155), (4462, 8935)]