2019945779360

素因数分解:

$2^5\times 5^1\times {\mathrm{12624661121}}^1$

素因数の和:12624661136

約数の個数: 24

約数和(自身を含む): 4772121904116

約数和(自身を除く): 2752176124756

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 12624661121, 25249322242, 50498644484, 63123305605, 100997288968, 126246611210, 201994577936, 252493222420, 403989155872, 504986444840, 1009972889680, 2019945779360]

約数ペア:

[(1, 2019945779360), (2, 1009972889680), (4, 504986444840), (5, 403989155872), (8, 252493222420), (10, 201994577936), (16, 126246611210), (20, 100997288968), (32, 63123305605), (40, 50498644484), (80, 25249322242), (160, 12624661121)]