2080494878

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{3181}}^1$

素因数の和:3369

約数の個数: 64

約数和(自身を含む): 4046893056

約数和(自身を除く): 1966398178

約数列:

[1, 2, 7, 11, 14, 22, 31, 62, 77, 137, 154, 217, 274, 341, 434, 682, 959, 1507, 1918, 2387, 3014, 3181, 4247, 4774, 6362, 8494, 10549, 21098, 22267, 29729, 34991, 44534, 46717, 59458, 69982, 93434, 98611, 197222, 244937, 327019, 435797, 489874, 654038, 690277, 871594, 1084721, 1380554, 2169442, 3050579, 4793767, 6101158, 7593047, 9587534, 13509707, 15186094, 27019414, 33556369, 67112738, 94567949, 148606777, 189135898, 297213554, 1040247439, 2080494878]

約数ペア:

[(1, 2080494878), (2, 1040247439), (7, 297213554), (11, 189135898), (14, 148606777), (22, 94567949), (31, 67112738), (62, 33556369), (77, 27019414), (137, 15186094), (154, 13509707), (217, 9587534), (274, 7593047), (341, 6101158), (434, 4793767), (682, 3050579), (959, 2169442), (1507, 1380554), (1918, 1084721), (2387, 871594), (3014, 690277), (3181, 654038), (4247, 489874), (4774, 435797), (6362, 327019), (8494, 244937), (10549, 197222), (21098, 98611), (22267, 93434), (29729, 69982), (34991, 59458), (44534, 46717)]