38934520

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{3701}}^1$

素因数の和:3975

約数の個数: 32

約数和(自身を含む): 87959520

約数和(自身を除く): 49025000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 1052, 1315, 2104, 2630, 3701, 5260, 7402, 10520, 14804, 18505, 29608, 37010, 74020, 148040, 973363, 1946726, 3893452, 4866815, 7786904, 9733630, 19467260, 38934520]

約数ペア:

[(1, 38934520), (2, 19467260), (4, 9733630), (5, 7786904), (8, 4866815), (10, 3893452), (20, 1946726), (40, 973363), (263, 148040), (526, 74020), (1052, 37010), (1315, 29608), (2104, 18505), (2630, 14804), (3701, 10520), (5260, 7402)]