16597840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{277}}^1$

素因数の和:404

約数の個数: 80

約数和(自身を含む): 44675712

約数和(自身を除く): 28077872

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 107, 112, 140, 214, 277, 280, 428, 535, 554, 560, 749, 856, 1070, 1108, 1385, 1498, 1712, 1939, 2140, 2216, 2770, 2996, 3745, 3878, 4280, 4432, 5540, 5992, 7490, 7756, 8560, 9695, 11080, 11984, 14980, 15512, 19390, 22160, 29639, 29960, 31024, 38780, 59278, 59920, 77560, 118556, 148195, 155120, 207473, 237112, 296390, 414946, 474224, 592780, 829892, 1037365, 1185560, 1659784, 2074730, 2371120, 3319568, 4149460, 8298920, 16597840]

約数ペア:

[(1, 16597840), (2, 8298920), (4, 4149460), (5, 3319568), (7, 2371120), (8, 2074730), (10, 1659784), (14, 1185560), (16, 1037365), (20, 829892), (28, 592780), (35, 474224), (40, 414946), (56, 296390), (70, 237112), (80, 207473), (107, 155120), (112, 148195), (140, 118556), (214, 77560), (277, 59920), (280, 59278), (428, 38780), (535, 31024), (554, 29960), (560, 29639), (749, 22160), (856, 19390), (1070, 15512), (1108, 14980), (1385, 11984), (1498, 11080), (1712, 9695), (1939, 8560), (2140, 7756), (2216, 7490), (2770, 5992), (2996, 5540), (3745, 4432), (3878, 4280)]