123695380

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{2467}}^1$

素因数の和:2608

約数の個数: 48

約数和(自身を含む): 273651840

約数和(自身を除く): 149956460

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 109, 115, 218, 230, 436, 460, 545, 1090, 2180, 2467, 2507, 4934, 5014, 9868, 10028, 12335, 12535, 24670, 25070, 49340, 50140, 56741, 113482, 226964, 268903, 283705, 537806, 567410, 1075612, 1134820, 1344515, 2689030, 5378060, 6184769, 12369538, 24739076, 30923845, 61847690, 123695380]

約数ペア:

[(1, 123695380), (2, 61847690), (4, 30923845), (5, 24739076), (10, 12369538), (20, 6184769), (23, 5378060), (46, 2689030), (92, 1344515), (109, 1134820), (115, 1075612), (218, 567410), (230, 537806), (436, 283705), (460, 268903), (545, 226964), (1090, 113482), (2180, 56741), (2467, 50140), (2507, 49340), (4934, 25070), (5014, 24670), (9868, 12535), (10028, 12335)]