39896480

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19181}}^1$

素因数の和:19209

約数の個数: 48

約数和(自身を含む): 101511144

約数和(自身を除く): 61614664

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 19181, 38362, 76724, 95905, 153448, 191810, 249353, 306896, 383620, 498706, 613792, 767240, 997412, 1246765, 1534480, 1994824, 2493530, 3068960, 3989648, 4987060, 7979296, 9974120, 19948240, 39896480]

約数ペア:

[(1, 39896480), (2, 19948240), (4, 9974120), (5, 7979296), (8, 4987060), (10, 3989648), (13, 3068960), (16, 2493530), (20, 1994824), (26, 1534480), (32, 1246765), (40, 997412), (52, 767240), (65, 613792), (80, 498706), (104, 383620), (130, 306896), (160, 249353), (208, 191810), (260, 153448), (416, 95905), (520, 76724), (1040, 38362), (2080, 19181)]