16109680

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2549}}^1$

素因数の和:2641

約数の個数: 40

約数和(自身を含む): 37944000

約数和(自身を除く): 21834320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 2549, 3160, 5098, 6320, 10196, 12745, 20392, 25490, 40784, 50980, 101960, 201371, 203920, 402742, 805484, 1006855, 1610968, 2013710, 3221936, 4027420, 8054840, 16109680]

約数ペア:

[(1, 16109680), (2, 8054840), (4, 4027420), (5, 3221936), (8, 2013710), (10, 1610968), (16, 1006855), (20, 805484), (40, 402742), (79, 203920), (80, 201371), (158, 101960), (316, 50980), (395, 40784), (632, 25490), (790, 20392), (1264, 12745), (1580, 10196), (2549, 6320), (3160, 5098)]