2989000

素因数分解:

$2^3\times 5^3\times 7^2\times {\mathrm{61}}^1$

素因数の和:96

約数の個数: 96

約数和(自身を含む): 8269560

約数和(自身を除く): 5280560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 61, 70, 98, 100, 122, 125, 140, 175, 196, 200, 244, 245, 250, 280, 305, 350, 392, 427, 488, 490, 500, 610, 700, 854, 875, 980, 1000, 1220, 1225, 1400, 1525, 1708, 1750, 1960, 2135, 2440, 2450, 2989, 3050, 3416, 3500, 4270, 4900, 5978, 6100, 6125, 7000, 7625, 8540, 9800, 10675, 11956, 12200, 12250, 14945, 15250, 17080, 21350, 23912, 24500, 29890, 30500, 42700, 49000, 53375, 59780, 61000, 74725, 85400, 106750, 119560, 149450, 213500, 298900, 373625, 427000, 597800, 747250, 1494500, 2989000]

約数ペア:

[(1, 2989000), (2, 1494500), (4, 747250), (5, 597800), (7, 427000), (8, 373625), (10, 298900), (14, 213500), (20, 149450), (25, 119560), (28, 106750), (35, 85400), (40, 74725), (49, 61000), (50, 59780), (56, 53375), (61, 49000), (70, 42700), (98, 30500), (100, 29890), (122, 24500), (125, 23912), (140, 21350), (175, 17080), (196, 15250), (200, 14945), (244, 12250), (245, 12200), (250, 11956), (280, 10675), (305, 9800), (350, 8540), (392, 7625), (427, 7000), (488, 6125), (490, 6100), (500, 5978), (610, 4900), (700, 4270), (854, 3500), (875, 3416), (980, 3050), (1000, 2989), (1220, 2450), (1225, 2440), (1400, 2135), (1525, 1960), (1708, 1750)]