15469720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{55249}}^1$

素因数の和:55267

約数の個数: 32

約数和(自身を含む): 39780000

約数和(自身を除く): 24310280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 55249, 110498, 220996, 276245, 386743, 441992, 552490, 773486, 1104980, 1546972, 1933715, 2209960, 3093944, 3867430, 7734860, 15469720]

約数ペア:

[(1, 15469720), (2, 7734860), (4, 3867430), (5, 3093944), (7, 2209960), (8, 1933715), (10, 1546972), (14, 1104980), (20, 773486), (28, 552490), (35, 441992), (40, 386743), (56, 276245), (70, 220996), (140, 110498), (280, 55249)]