31457020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{32099}}^1$

素因数の和:32122

約数の個数: 36

約数和(自身を含む): 76847400

約数和(自身を除く): 45390380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 32099, 64198, 128396, 160495, 224693, 320990, 449386, 641980, 898772, 1123465, 1572851, 2246930, 3145702, 4493860, 6291404, 7864255, 15728510, 31457020]

約数ペア:

[(1, 31457020), (2, 15728510), (4, 7864255), (5, 6291404), (7, 4493860), (10, 3145702), (14, 2246930), (20, 1572851), (28, 1123465), (35, 898772), (49, 641980), (70, 449386), (98, 320990), (140, 224693), (196, 160495), (245, 128396), (490, 64198), (980, 32099)]