89047240

素因数分解:

$2^3\times 5^1\times {\mathrm{1117}}^1\times {\mathrm{1993}}^1$

素因数の和:3121

約数の個数: 32

約数和(自身を含む): 200636280

約数和(自身を除く): 111589040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1117, 1993, 2234, 3986, 4468, 5585, 7972, 8936, 9965, 11170, 15944, 19930, 22340, 39860, 44680, 79720, 2226181, 4452362, 8904724, 11130905, 17809448, 22261810, 44523620, 89047240]

約数ペア:

[(1, 89047240), (2, 44523620), (4, 22261810), (5, 17809448), (8, 11130905), (10, 8904724), (20, 4452362), (40, 2226181), (1117, 79720), (1993, 44680), (2234, 39860), (3986, 22340), (4468, 19930), (5585, 15944), (7972, 11170), (8936, 9965)]