39405940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{1627}}^1$

素因数の和:1816

約数の個数: 48

約数和(自身を含む): 95179392

約数和(自身を除く): 55773452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 173, 346, 692, 865, 1211, 1627, 1730, 2422, 3254, 3460, 4844, 6055, 6508, 8135, 11389, 12110, 16270, 22778, 24220, 32540, 45556, 56945, 113890, 227780, 281471, 562942, 1125884, 1407355, 1970297, 2814710, 3940594, 5629420, 7881188, 9851485, 19702970, 39405940]

約数ペア:

[(1, 39405940), (2, 19702970), (4, 9851485), (5, 7881188), (7, 5629420), (10, 3940594), (14, 2814710), (20, 1970297), (28, 1407355), (35, 1125884), (70, 562942), (140, 281471), (173, 227780), (346, 113890), (692, 56945), (865, 45556), (1211, 32540), (1627, 24220), (1730, 22778), (2422, 16270), (3254, 12110), (3460, 11389), (4844, 8135), (6055, 6508)]