2065860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{499}}^1$

素因数の和:537

約数の個数: 72

約数和(自身を含む): 6552000

約数和(自身を除く): 4486140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 499, 690, 828, 998, 1035, 1380, 1497, 1996, 2070, 2495, 2994, 4140, 4491, 4990, 5988, 7485, 8982, 9980, 11477, 14970, 17964, 22455, 22954, 29940, 34431, 44910, 45908, 57385, 68862, 89820, 103293, 114770, 137724, 172155, 206586, 229540, 344310, 413172, 516465, 688620, 1032930, 2065860]

約数ペア:

[(1, 2065860), (2, 1032930), (3, 688620), (4, 516465), (5, 413172), (6, 344310), (9, 229540), (10, 206586), (12, 172155), (15, 137724), (18, 114770), (20, 103293), (23, 89820), (30, 68862), (36, 57385), (45, 45908), (46, 44910), (60, 34431), (69, 29940), (90, 22954), (92, 22455), (115, 17964), (138, 14970), (180, 11477), (207, 9980), (230, 8982), (276, 7485), (345, 5988), (414, 4990), (460, 4491), (499, 4140), (690, 2994), (828, 2495), (998, 2070), (1035, 1996), (1380, 1497)]