389464330

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{22091}}^1$

素因数の和:22182

約数の個数: 32

約数和(自身を含む): 734868288

約数和(自身を除く): 345403958

約数列:

[1, 2, 5, 10, 41, 43, 82, 86, 205, 215, 410, 430, 1763, 3526, 8815, 17630, 22091, 44182, 110455, 220910, 905731, 949913, 1811462, 1899826, 4528655, 4749565, 9057310, 9499130, 38946433, 77892866, 194732165, 389464330]

約数ペア:

[(1, 389464330), (2, 194732165), (5, 77892866), (10, 38946433), (41, 9499130), (43, 9057310), (82, 4749565), (86, 4528655), (205, 1899826), (215, 1811462), (410, 949913), (430, 905731), (1763, 220910), (3526, 110455), (8815, 44182), (17630, 22091)]