54971420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{1279}}^1$

素因数の和:1602

約数の個数: 48

約数和(自身を含む): 132464640

約数和(自身を除く): 77493220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 307, 614, 1228, 1279, 1535, 2149, 2558, 3070, 4298, 5116, 6140, 6395, 8596, 8953, 10745, 12790, 17906, 21490, 25580, 35812, 42980, 44765, 89530, 179060, 392653, 785306, 1570612, 1963265, 2748571, 3926530, 5497142, 7853060, 10994284, 13742855, 27485710, 54971420]

約数ペア:

[(1, 54971420), (2, 27485710), (4, 13742855), (5, 10994284), (7, 7853060), (10, 5497142), (14, 3926530), (20, 2748571), (28, 1963265), (35, 1570612), (70, 785306), (140, 392653), (307, 179060), (614, 89530), (1228, 44765), (1279, 42980), (1535, 35812), (2149, 25580), (2558, 21490), (3070, 17906), (4298, 12790), (5116, 10745), (6140, 8953), (6395, 8596)]