2006900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:129

約数の個数: 72

約数和(自身を含む): 5166336

約数和(自身を除く): 3159436

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 47, 50, 61, 70, 94, 100, 122, 140, 175, 188, 235, 244, 305, 329, 350, 427, 470, 610, 658, 700, 854, 940, 1175, 1220, 1316, 1525, 1645, 1708, 2135, 2350, 2867, 3050, 3290, 4270, 4700, 5734, 6100, 6580, 8225, 8540, 10675, 11468, 14335, 16450, 20069, 21350, 28670, 32900, 40138, 42700, 57340, 71675, 80276, 100345, 143350, 200690, 286700, 401380, 501725, 1003450, 2006900]

約数ペア:

[(1, 2006900), (2, 1003450), (4, 501725), (5, 401380), (7, 286700), (10, 200690), (14, 143350), (20, 100345), (25, 80276), (28, 71675), (35, 57340), (47, 42700), (50, 40138), (61, 32900), (70, 28670), (94, 21350), (100, 20069), (122, 16450), (140, 14335), (175, 11468), (188, 10675), (235, 8540), (244, 8225), (305, 6580), (329, 6100), (350, 5734), (427, 4700), (470, 4270), (610, 3290), (658, 3050), (700, 2867), (854, 2350), (940, 2135), (1175, 1708), (1220, 1645), (1316, 1525)]