27446860

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{4001}}^1$

素因数の和:4031

約数の個数: 48

約数和(自身を含む): 67233600

約数和(自身を除く): 39786740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 4001, 6860, 8002, 16004, 20005, 28007, 40010, 56014, 80020, 112028, 140035, 196049, 280070, 392098, 560140, 784196, 980245, 1372343, 1960490, 2744686, 3920980, 5489372, 6861715, 13723430, 27446860]

約数ペア:

[(1, 27446860), (2, 13723430), (4, 6861715), (5, 5489372), (7, 3920980), (10, 2744686), (14, 1960490), (20, 1372343), (28, 980245), (35, 784196), (49, 560140), (70, 392098), (98, 280070), (140, 196049), (196, 140035), (245, 112028), (343, 80020), (490, 56014), (686, 40010), (980, 28007), (1372, 20005), (1715, 16004), (3430, 8002), (4001, 6860)]