19181040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{349}}^1$

素因数の和:594

約数の個数: 80

約数和(自身を含む): 59892000

約数和(自身を除く): 40710960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 229, 240, 349, 458, 687, 698, 916, 1047, 1145, 1374, 1396, 1745, 1832, 2094, 2290, 2748, 2792, 3435, 3490, 3664, 4188, 4580, 5235, 5496, 5584, 6870, 6980, 8376, 9160, 10470, 10992, 13740, 13960, 16752, 18320, 20940, 27480, 27920, 41880, 54960, 79921, 83760, 159842, 239763, 319684, 399605, 479526, 639368, 799210, 959052, 1198815, 1278736, 1598420, 1918104, 2397630, 3196840, 3836208, 4795260, 6393680, 9590520, 19181040]

約数ペア:

[(1, 19181040), (2, 9590520), (3, 6393680), (4, 4795260), (5, 3836208), (6, 3196840), (8, 2397630), (10, 1918104), (12, 1598420), (15, 1278736), (16, 1198815), (20, 959052), (24, 799210), (30, 639368), (40, 479526), (48, 399605), (60, 319684), (80, 239763), (120, 159842), (229, 83760), (240, 79921), (349, 54960), (458, 41880), (687, 27920), (698, 27480), (916, 20940), (1047, 18320), (1145, 16752), (1374, 13960), (1396, 13740), (1745, 10992), (1832, 10470), (2094, 9160), (2290, 8376), (2748, 6980), (2792, 6870), (3435, 5584), (3490, 5496), (3664, 5235), (4188, 4580)]