40370212

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{647}}^1\times {\mathrm{821}}^1$

素因数の和:1491

約数の個数: 24

約数和(自身を含む): 74571840

約数和(自身を除く): 34201628

約数列:

[1, 2, 4, 19, 38, 76, 647, 821, 1294, 1642, 2588, 3284, 12293, 15599, 24586, 31198, 49172, 62396, 531187, 1062374, 2124748, 10092553, 20185106, 40370212]

約数ペア:

[(1, 40370212), (2, 20185106), (4, 10092553), (19, 2124748), (38, 1062374), (76, 531187), (647, 62396), (821, 49172), (1294, 31198), (1642, 24586), (2588, 15599), (3284, 12293)]