193460720

素因数分解:

$2^4\times 5^1\times {\mathrm{509}}^1\times {\mathrm{4751}}^1$

素因数の和:5273

約数の個数: 40

約数和(自身を含む): 450774720

約数和(自身を除く): 257314000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 509, 1018, 2036, 2545, 4072, 4751, 5090, 8144, 9502, 10180, 19004, 20360, 23755, 38008, 40720, 47510, 76016, 95020, 190040, 380080, 2418259, 4836518, 9673036, 12091295, 19346072, 24182590, 38692144, 48365180, 96730360, 193460720]

約数ペア:

[(1, 193460720), (2, 96730360), (4, 48365180), (5, 38692144), (8, 24182590), (10, 19346072), (16, 12091295), (20, 9673036), (40, 4836518), (80, 2418259), (509, 380080), (1018, 190040), (2036, 95020), (2545, 76016), (4072, 47510), (4751, 40720), (5090, 38008), (8144, 23755), (9502, 20360), (10180, 19004)]