89075980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{636257}}^1$

素因数の和:636273

約数の個数: 24

約数和(自身を含む): 213782688

約数和(自身を除く): 124706708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 636257, 1272514, 2545028, 3181285, 4453799, 6362570, 8907598, 12725140, 17815196, 22268995, 44537990, 89075980]

約数ペア:

[(1, 89075980), (2, 44537990), (4, 22268995), (5, 17815196), (7, 12725140), (10, 8907598), (14, 6362570), (20, 4453799), (28, 3181285), (35, 2545028), (70, 1272514), (140, 636257)]