23008280

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{281}}^1$

素因数の和:404

約数の個数: 64

約数和(自身を含む): 54820800

約数和(自身を除く): 31812520

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 89, 92, 115, 178, 184, 230, 281, 356, 445, 460, 562, 712, 890, 920, 1124, 1405, 1780, 2047, 2248, 2810, 3560, 4094, 5620, 6463, 8188, 10235, 11240, 12926, 16376, 20470, 25009, 25852, 32315, 40940, 50018, 51704, 64630, 81880, 100036, 125045, 129260, 200072, 250090, 258520, 500180, 575207, 1000360, 1150414, 2300828, 2876035, 4601656, 5752070, 11504140, 23008280]

約数ペア:

[(1, 23008280), (2, 11504140), (4, 5752070), (5, 4601656), (8, 2876035), (10, 2300828), (20, 1150414), (23, 1000360), (40, 575207), (46, 500180), (89, 258520), (92, 250090), (115, 200072), (178, 129260), (184, 125045), (230, 100036), (281, 81880), (356, 64630), (445, 51704), (460, 50018), (562, 40940), (712, 32315), (890, 25852), (920, 25009), (1124, 20470), (1405, 16376), (1780, 12926), (2047, 11240), (2248, 10235), (2810, 8188), (3560, 6463), (4094, 5620)]