2116714480

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{372661}}^1$

素因数の和:372745

約数の個数: 40

約数和(自身を含む): 4990689504

約数和(自身を除く): 2873975024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 372661, 745322, 1490644, 1863305, 2981288, 3726610, 5962576, 7453220, 14906440, 26458931, 29812880, 52917862, 105835724, 132294655, 211671448, 264589310, 423342896, 529178620, 1058357240, 2116714480]

約数ペア:

[(1, 2116714480), (2, 1058357240), (4, 529178620), (5, 423342896), (8, 264589310), (10, 211671448), (16, 132294655), (20, 105835724), (40, 52917862), (71, 29812880), (80, 26458931), (142, 14906440), (284, 7453220), (355, 5962576), (568, 3726610), (710, 2981288), (1136, 1863305), (1420, 1490644), (2840, 745322), (5680, 372661)]