258066160

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{293257}}^1$

素因数の和:293281

約数の個数: 40

約数和(自身を含む): 654551856

約数和(自身を除く): 396485696

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 293257, 586514, 1173028, 1466285, 2346056, 2932570, 3225827, 4692112, 5865140, 6451654, 11730280, 12903308, 16129135, 23460560, 25806616, 32258270, 51613232, 64516540, 129033080, 258066160]

約数ペア:

[(1, 258066160), (2, 129033080), (4, 64516540), (5, 51613232), (8, 32258270), (10, 25806616), (11, 23460560), (16, 16129135), (20, 12903308), (22, 11730280), (40, 6451654), (44, 5865140), (55, 4692112), (80, 3225827), (88, 2932570), (110, 2346056), (176, 1466285), (220, 1173028), (440, 586514), (880, 293257)]