38812970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{3989}}^1$

素因数の和:4142

約数の個数: 32

約数和(自身を含む): 80438400

約数和(自身を除く): 41625430

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 139, 278, 695, 973, 1390, 1946, 3989, 4865, 7978, 9730, 19945, 27923, 39890, 55846, 139615, 279230, 554471, 1108942, 2772355, 3881297, 5544710, 7762594, 19406485, 38812970]

約数ペア:

[(1, 38812970), (2, 19406485), (5, 7762594), (7, 5544710), (10, 3881297), (14, 2772355), (35, 1108942), (70, 554471), (139, 279230), (278, 139615), (695, 55846), (973, 39890), (1390, 27923), (1946, 19945), (3989, 9730), (4865, 7978)]