30949928

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{2557}}^1$

素因数の和:2669

約数の個数: 32

約数和(自身を含む): 62159400

約数和(自身を除く): 31209472

約数列:

[1, 2, 4, 8, 17, 34, 68, 89, 136, 178, 356, 712, 1513, 2557, 3026, 5114, 6052, 10228, 12104, 20456, 43469, 86938, 173876, 227573, 347752, 455146, 910292, 1820584, 3868741, 7737482, 15474964, 30949928]

約数ペア:

[(1, 30949928), (2, 15474964), (4, 7737482), (8, 3868741), (17, 1820584), (34, 910292), (68, 455146), (89, 347752), (136, 227573), (178, 173876), (356, 86938), (712, 43469), (1513, 20456), (2557, 12104), (3026, 10228), (5114, 6052)]