42585620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{27653}}^1$

素因数の和:27680

約数の個数: 48

約数和(自身を含む): 111500928

約数和(自身を除く): 68915308

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 27653, 55306, 110612, 138265, 193571, 276530, 304183, 387142, 553060, 608366, 774284, 967855, 1216732, 1520915, 1935710, 2129281, 3041830, 3871420, 4258562, 6083660, 8517124, 10646405, 21292810, 42585620]

約数ペア:

[(1, 42585620), (2, 21292810), (4, 10646405), (5, 8517124), (7, 6083660), (10, 4258562), (11, 3871420), (14, 3041830), (20, 2129281), (22, 1935710), (28, 1520915), (35, 1216732), (44, 967855), (55, 774284), (70, 608366), (77, 553060), (110, 387142), (140, 304183), (154, 276530), (220, 193571), (308, 138265), (385, 110612), (770, 55306), (1540, 27653)]