27908580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{66449}}^1$

素因数の和:66468

約数の個数: 48

約数和(自身を含む): 89308800

約数和(自身を除く): 61400220

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 66449, 132898, 199347, 265796, 332245, 398694, 465143, 664490, 797388, 930286, 996735, 1328980, 1395429, 1860572, 1993470, 2325715, 2790858, 3986940, 4651430, 5581716, 6977145, 9302860, 13954290, 27908580]

約数ペア:

[(1, 27908580), (2, 13954290), (3, 9302860), (4, 6977145), (5, 5581716), (6, 4651430), (7, 3986940), (10, 2790858), (12, 2325715), (14, 1993470), (15, 1860572), (20, 1395429), (21, 1328980), (28, 996735), (30, 930286), (35, 797388), (42, 664490), (60, 465143), (70, 398694), (84, 332245), (105, 265796), (140, 199347), (210, 132898), (420, 66449)]