31950940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{32603}}^1$

素因数の和:32626

約数の個数: 36

約数和(自身を含む): 78053976

約数和(自身を除く): 46103036

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 32603, 65206, 130412, 163015, 228221, 326030, 456442, 652060, 912884, 1141105, 1597547, 2282210, 3195094, 4564420, 6390188, 7987735, 15975470, 31950940]

約数ペア:

[(1, 31950940), (2, 15975470), (4, 7987735), (5, 6390188), (7, 4564420), (10, 3195094), (14, 2282210), (20, 1597547), (28, 1141105), (35, 912884), (49, 652060), (70, 456442), (98, 326030), (140, 228221), (196, 163015), (245, 130412), (490, 65206), (980, 32603)]