38746120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1949}}^1$

素因数の和:2038

約数の個数: 64

約数和(自身を含む): 101088000

約数和(自身を除く): 62341880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 140, 142, 280, 284, 355, 497, 568, 710, 994, 1420, 1949, 1988, 2485, 2840, 3898, 3976, 4970, 7796, 9745, 9940, 13643, 15592, 19490, 19880, 27286, 38980, 54572, 68215, 77960, 109144, 136430, 138379, 272860, 276758, 545720, 553516, 691895, 968653, 1107032, 1383790, 1937306, 2767580, 3874612, 4843265, 5535160, 7749224, 9686530, 19373060, 38746120]

約数ペア:

[(1, 38746120), (2, 19373060), (4, 9686530), (5, 7749224), (7, 5535160), (8, 4843265), (10, 3874612), (14, 2767580), (20, 1937306), (28, 1383790), (35, 1107032), (40, 968653), (56, 691895), (70, 553516), (71, 545720), (140, 276758), (142, 272860), (280, 138379), (284, 136430), (355, 109144), (497, 77960), (568, 68215), (710, 54572), (994, 38980), (1420, 27286), (1949, 19880), (1988, 19490), (2485, 15592), (2840, 13643), (3898, 9940), (3976, 9745), (4970, 7796)]