842475.0000000

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2111}}^1$

素因数の和:2142

約数の個数: 64

約数和(自身を含む): 21288960

約数和(自身を除く): 13604920

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 2111, 3640, 4222, 8444, 10555, 14777, 16888, 21110, 27443, 29554, 42220, 54886, 59108, 73885, 84440, 109772, 118216, 137215, 147770, 192101, 219544, 274430, 295540, 384202, 548860, 591080, 768404, 960505, 1097720, 1536808, 1921010, 3842020, 7684040]

約数ペア:

[(1, 7684040), (2, 3842020), (4, 1921010), (5, 1536808), (7, 1097720), (8, 960505), (10, 768404), (13, 591080), (14, 548860), (20, 384202), (26, 295540), (28, 274430), (35, 219544), (40, 192101), (52, 147770), (56, 137215), (65, 118216), (70, 109772), (91, 84440), (104, 73885), (130, 59108), (140, 54886), (182, 42220), (260, 29554), (280, 27443), (364, 21110), (455, 16888), (520, 14777), (728, 10555), (910, 8444), (1820, 4222), (2111, 3640)]