20350210

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{457}}^1$

素因数の和:598

約数の個数: 32

約数和(自身を含む): 37823472

約数和(自身を除く): 17473262

約数列:

[1, 2, 5, 10, 61, 73, 122, 146, 305, 365, 457, 610, 730, 914, 2285, 4453, 4570, 8906, 22265, 27877, 33361, 44530, 55754, 66722, 139385, 166805, 278770, 333610, 2035021, 4070042, 10175105, 20350210]

約数ペア:

[(1, 20350210), (2, 10175105), (5, 4070042), (10, 2035021), (61, 333610), (73, 278770), (122, 166805), (146, 139385), (305, 66722), (365, 55754), (457, 44530), (610, 33361), (730, 27877), (914, 22265), (2285, 8906), (4453, 4570)]