12995920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1009}}^1$

素因数の和:1052

約数の個数: 80

約数和(自身を含む): 36069120

約数和(自身を除く): 23073200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1009, 1288, 1610, 1840, 2018, 2576, 3220, 4036, 5045, 6440, 7063, 8072, 10090, 12880, 14126, 16144, 20180, 23207, 28252, 35315, 40360, 46414, 56504, 70630, 80720, 92828, 113008, 116035, 141260, 162449, 185656, 232070, 282520, 324898, 371312, 464140, 565040, 649796, 812245, 928280, 1299592, 1624490, 1856560, 2599184, 3248980, 6497960, 12995920]

約数ペア:

[(1, 12995920), (2, 6497960), (4, 3248980), (5, 2599184), (7, 1856560), (8, 1624490), (10, 1299592), (14, 928280), (16, 812245), (20, 649796), (23, 565040), (28, 464140), (35, 371312), (40, 324898), (46, 282520), (56, 232070), (70, 185656), (80, 162449), (92, 141260), (112, 116035), (115, 113008), (140, 92828), (161, 80720), (184, 70630), (230, 56504), (280, 46414), (322, 40360), (368, 35315), (460, 28252), (560, 23207), (644, 20180), (805, 16144), (920, 14126), (1009, 12880), (1288, 10090), (1610, 8072), (1840, 7063), (2018, 6440), (2576, 5045), (3220, 4036)]