4880500

素因数分解:

$2^2\times 5^3\times {\mathrm{43}}^1\times {\mathrm{227}}^1$

素因数の和:289

約数の個数: 48

約数和(自身を含む): 10954944

約数和(自身を除く): 6074444

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 125, 172, 215, 227, 250, 430, 454, 500, 860, 908, 1075, 1135, 2150, 2270, 4300, 4540, 5375, 5675, 9761, 10750, 11350, 19522, 21500, 22700, 28375, 39044, 48805, 56750, 97610, 113500, 195220, 244025, 488050, 976100, 1220125, 2440250, 4880500]

約数ペア:

[(1, 4880500), (2, 2440250), (4, 1220125), (5, 976100), (10, 488050), (20, 244025), (25, 195220), (43, 113500), (50, 97610), (86, 56750), (100, 48805), (125, 39044), (172, 28375), (215, 22700), (227, 21500), (250, 19522), (430, 11350), (454, 10750), (500, 9761), (860, 5675), (908, 5375), (1075, 4540), (1135, 4300), (2150, 2270)]