15251440

素因数分解:

$2^4\times 5^1\times {\mathrm{311}}^1\times {\mathrm{613}}^1$

素因数の和:937

約数の個数: 40

約数和(自身を含む): 35631648

約数和(自身を除く): 20380208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 311, 613, 622, 1226, 1244, 1555, 2452, 2488, 3065, 3110, 4904, 4976, 6130, 6220, 9808, 12260, 12440, 24520, 24880, 49040, 190643, 381286, 762572, 953215, 1525144, 1906430, 3050288, 3812860, 7625720, 15251440]

約数ペア:

[(1, 15251440), (2, 7625720), (4, 3812860), (5, 3050288), (8, 1906430), (10, 1525144), (16, 953215), (20, 762572), (40, 381286), (80, 190643), (311, 49040), (613, 24880), (622, 24520), (1226, 12440), (1244, 12260), (1555, 9808), (2452, 6220), (2488, 6130), (3065, 4976), (3110, 4904)]