1528001840

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{214607}}^1$

素因数の和:214709

約数の個数: 40

約数和(自身を含む): 3592537920

約数和(自身を除く): 2064536080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 214607, 429214, 858428, 1073035, 1716856, 2146070, 3433712, 4292140, 8584280, 17168560, 19100023, 38200046, 76400092, 95500115, 152800184, 191000230, 305600368, 382000460, 764000920, 1528001840]

約数ペア:

[(1, 1528001840), (2, 764000920), (4, 382000460), (5, 305600368), (8, 191000230), (10, 152800184), (16, 95500115), (20, 76400092), (40, 38200046), (80, 19100023), (89, 17168560), (178, 8584280), (356, 4292140), (445, 3433712), (712, 2146070), (890, 1716856), (1424, 1073035), (1780, 858428), (3560, 429214), (7120, 214607)]