297928520

素因数分解:

$2^3\times 5^1\times {\mathrm{937}}^1\times {\mathrm{7949}}^1$

素因数の和:8897

約数の個数: 32

約数和(自身を含む): 671139000

約数和(自身を除く): 373210480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 937, 1874, 3748, 4685, 7496, 7949, 9370, 15898, 18740, 31796, 37480, 39745, 63592, 79490, 158980, 317960, 7448213, 14896426, 29792852, 37241065, 59585704, 74482130, 148964260, 297928520]

約数ペア:

[(1, 297928520), (2, 148964260), (4, 74482130), (5, 59585704), (8, 37241065), (10, 29792852), (20, 14896426), (40, 7448213), (937, 317960), (1874, 158980), (3748, 79490), (4685, 63592), (7496, 39745), (7949, 37480), (9370, 31796), (15898, 18740)]