27906340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{18121}}^1$

素因数の和:18148

約数の個数: 48

約数和(自身を含む): 73067904

約数和(自身を除く): 45161564

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 18121, 36242, 72484, 90605, 126847, 181210, 199331, 253694, 362420, 398662, 507388, 634235, 797324, 996655, 1268470, 1395317, 1993310, 2536940, 2790634, 3986620, 5581268, 6976585, 13953170, 27906340]

約数ペア:

[(1, 27906340), (2, 13953170), (4, 6976585), (5, 5581268), (7, 3986620), (10, 2790634), (11, 2536940), (14, 1993310), (20, 1395317), (22, 1268470), (28, 996655), (35, 797324), (44, 634235), (55, 507388), (70, 398662), (77, 362420), (110, 253694), (140, 199331), (154, 181210), (220, 126847), (308, 90605), (385, 72484), (770, 36242), (1540, 18121)]