87836140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{727}}^1\times {\mathrm{863}}^1$

素因数の和:1606

約数の個数: 48

約数和(自身を含む): 211341312

約数和(自身を除く): 123505172

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 727, 863, 1454, 1726, 2908, 3452, 3635, 4315, 5089, 6041, 7270, 8630, 10178, 12082, 14540, 17260, 20356, 24164, 25445, 30205, 50890, 60410, 101780, 120820, 627401, 1254802, 2509604, 3137005, 4391807, 6274010, 8783614, 12548020, 17567228, 21959035, 43918070, 87836140]

約数ペア:

[(1, 87836140), (2, 43918070), (4, 21959035), (5, 17567228), (7, 12548020), (10, 8783614), (14, 6274010), (20, 4391807), (28, 3137005), (35, 2509604), (70, 1254802), (140, 627401), (727, 120820), (863, 101780), (1454, 60410), (1726, 50890), (2908, 30205), (3452, 25445), (3635, 24164), (4315, 20356), (5089, 17260), (6041, 14540), (7270, 12082), (8630, 10178)]