16310366680

素因数分解:

$2^3\times 5^1\times {\mathrm{1307}}^1\times {\mathrm{311981}}^1$

素因数の和:313299

約数の個数: 32

約数和(自身を含む): 36726521040

約数和(自身を除く): 20416154360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1307, 2614, 5228, 6535, 10456, 13070, 26140, 52280, 311981, 623962, 1247924, 1559905, 2495848, 3119810, 6239620, 12479240, 407759167, 815518334, 1631036668, 2038795835, 3262073336, 4077591670, 8155183340, 16310366680]

約数ペア:

[(1, 16310366680), (2, 8155183340), (4, 4077591670), (5, 3262073336), (8, 2038795835), (10, 1631036668), (20, 815518334), (40, 407759167), (1307, 12479240), (2614, 6239620), (5228, 3119810), (6535, 2495848), (10456, 1559905), (13070, 1247924), (26140, 623962), (52280, 311981)]