56551120

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{6863}}^1$

素因数の和:6979

約数の個数: 40

約数和(自身を含む): 132777216

約数和(自身を除く): 76226096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2060, 4120, 6863, 8240, 13726, 27452, 34315, 54904, 68630, 109808, 137260, 274520, 549040, 706889, 1413778, 2827556, 3534445, 5655112, 7068890, 11310224, 14137780, 28275560, 56551120]

約数ペア:

[(1, 56551120), (2, 28275560), (4, 14137780), (5, 11310224), (8, 7068890), (10, 5655112), (16, 3534445), (20, 2827556), (40, 1413778), (80, 706889), (103, 549040), (206, 274520), (412, 137260), (515, 109808), (824, 68630), (1030, 54904), (1648, 34315), (2060, 27452), (4120, 13726), (6863, 8240)]