1998425760

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{4163387}}^1$

素因数の和:4163405

約数の個数: 48

約数和(自身を含む): 6295042656

約数和(自身を除く): 4296616896

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 4163387, 8326774, 12490161, 16653548, 20816935, 24980322, 33307096, 41633870, 49960644, 62450805, 66614192, 83267740, 99921288, 124901610, 133228384, 166535480, 199842576, 249803220, 333070960, 399685152, 499606440, 666141920, 999212880, 1998425760]

約数ペア:

[(1, 1998425760), (2, 999212880), (3, 666141920), (4, 499606440), (5, 399685152), (6, 333070960), (8, 249803220), (10, 199842576), (12, 166535480), (15, 133228384), (16, 124901610), (20, 99921288), (24, 83267740), (30, 66614192), (32, 62450805), (40, 49960644), (48, 41633870), (60, 33307096), (80, 24980322), (96, 20816935), (120, 16653548), (160, 12490161), (240, 8326774), (480, 4163387)]