197776120

素因数分解:

$2^3\times 5^1\times {\mathrm{347}}^1\times {\mathrm{14249}}^1$

素因数の和:14607

約数の個数: 32

約数和(自身を含む): 446310000

約数和(自身を除く): 248533880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 347, 694, 1388, 1735, 2776, 3470, 6940, 13880, 14249, 28498, 56996, 71245, 113992, 142490, 284980, 569960, 4944403, 9888806, 19777612, 24722015, 39555224, 49444030, 98888060, 197776120]

約数ペア:

[(1, 197776120), (2, 98888060), (4, 49444030), (5, 39555224), (8, 24722015), (10, 19777612), (20, 9888806), (40, 4944403), (347, 569960), (694, 284980), (1388, 142490), (1735, 113992), (2776, 71245), (3470, 56996), (6940, 28498), (13880, 14249)]