10426220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{10639}}^1$

素因数の和:10662

約数の個数: 36

約数和(自身を含む): 25472160

約数和(自身を除く): 15045940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 10639, 21278, 42556, 53195, 74473, 106390, 148946, 212780, 297892, 372365, 521311, 744730, 1042622, 1489460, 2085244, 2606555, 5213110, 10426220]

約数ペア:

[(1, 10426220), (2, 5213110), (4, 2606555), (5, 2085244), (7, 1489460), (10, 1042622), (14, 744730), (20, 521311), (28, 372365), (35, 297892), (49, 212780), (70, 148946), (98, 106390), (140, 74473), (196, 53195), (245, 42556), (490, 21278), (980, 10639)]