74940770

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1\times {\mathrm{349}}^1$

素因数の和:662

約数の個数: 32

約数和(自身を含む): 137214000

約数和(自身を除く): 62273230

約数列:

[1, 2, 5, 10, 109, 197, 218, 349, 394, 545, 698, 985, 1090, 1745, 1970, 3490, 21473, 38041, 42946, 68753, 76082, 107365, 137506, 190205, 214730, 343765, 380410, 687530, 7494077, 14988154, 37470385, 74940770]

約数ペア:

[(1, 74940770), (2, 37470385), (5, 14988154), (10, 7494077), (109, 687530), (197, 380410), (218, 343765), (349, 214730), (394, 190205), (545, 137506), (698, 107365), (985, 76082), (1090, 68753), (1745, 42946), (1970, 38041), (3490, 21473)]