2152497920

素因数分解:

$2^8\times 5^1\times {\mathrm{1681639}}^1$

素因数の和:1681660

約数の個数: 36

約数和(自身を含む): 5155908240

約数和(自身を除く): 3003410320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 1681639, 3363278, 6726556, 8408195, 13453112, 16816390, 26906224, 33632780, 53812448, 67265560, 107624896, 134531120, 215249792, 269062240, 430499584, 538124480, 1076248960, 2152497920]

約数ペア:

[(1, 2152497920), (2, 1076248960), (4, 538124480), (5, 430499584), (8, 269062240), (10, 215249792), (16, 134531120), (20, 107624896), (32, 67265560), (40, 53812448), (64, 33632780), (80, 26906224), (128, 16816390), (160, 13453112), (256, 8408195), (320, 6726556), (640, 3363278), (1280, 1681639)]