79240280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{283001}}^1$

素因数の和:283019

約数の個数: 32

約数和(自身を含む): 203761440

約数和(自身を除く): 124521160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 283001, 566002, 1132004, 1415005, 1981007, 2264008, 2830010, 3962014, 5660020, 7924028, 9905035, 11320040, 15848056, 19810070, 39620140, 79240280]

約数ペア:

[(1, 79240280), (2, 39620140), (4, 19810070), (5, 15848056), (7, 11320040), (8, 9905035), (10, 7924028), (14, 5660020), (20, 3962014), (28, 2830010), (35, 2264008), (40, 1981007), (56, 1415005), (70, 1132004), (140, 566002), (280, 283001)]