201623780

素因数分解:

$2^2\times 5^1\times {\mathrm{1223}}^1\times {\mathrm{8243}}^1$

素因数の和:9475

約数の個数: 24

約数和(自身を含む): 423807552

約数和(自身を除く): 222183772

約数列:

[1, 2, 4, 5, 10, 20, 1223, 2446, 4892, 6115, 8243, 12230, 16486, 24460, 32972, 41215, 82430, 164860, 10081189, 20162378, 40324756, 50405945, 100811890, 201623780]

約数ペア:

[(1, 201623780), (2, 100811890), (4, 50405945), (5, 40324756), (10, 20162378), (20, 10081189), (1223, 164860), (2446, 82430), (4892, 41215), (6115, 32972), (8243, 24460), (12230, 16486)]