1321036120

素因数分解:

$2^3\times 5^1\times {\mathrm{2791}}^1\times {\mathrm{11833}}^1$

素因数の和:14635

約数の個数: 32

約数和(自身を含む): 2973647520

約数和(自身を除く): 1652611400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2791, 5582, 11164, 11833, 13955, 22328, 23666, 27910, 47332, 55820, 59165, 94664, 111640, 118330, 236660, 473320, 33025903, 66051806, 132103612, 165129515, 264207224, 330259030, 660518060, 1321036120]

約数ペア:

[(1, 1321036120), (2, 660518060), (4, 330259030), (5, 264207224), (8, 165129515), (10, 132103612), (20, 66051806), (40, 33025903), (2791, 473320), (5582, 236660), (11164, 118330), (11833, 111640), (13955, 94664), (22328, 59165), (23666, 55820), (27910, 47332)]