2069619520

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{208631}}^1$

素因数の和:208679

約数の個数: 56

約数和(自身を含む): 5087282688

約数和(自身を除く): 3017663168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 9920, 208631, 417262, 834524, 1043155, 1669048, 2086310, 3338096, 4172620, 6467561, 6676192, 8345240, 12935122, 13352384, 16690480, 25870244, 32337805, 33380960, 51740488, 64675610, 66761920, 103480976, 129351220, 206961952, 258702440, 413923904, 517404880, 1034809760, 2069619520]

約数ペア:

[(1, 2069619520), (2, 1034809760), (4, 517404880), (5, 413923904), (8, 258702440), (10, 206961952), (16, 129351220), (20, 103480976), (31, 66761920), (32, 64675610), (40, 51740488), (62, 33380960), (64, 32337805), (80, 25870244), (124, 16690480), (155, 13352384), (160, 12935122), (248, 8345240), (310, 6676192), (320, 6467561), (496, 4172620), (620, 3338096), (992, 2086310), (1240, 1669048), (1984, 1043155), (2480, 834524), (4960, 417262), (9920, 208631)]