22157980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{85223}}^1$

素因数の和:85245

約数の個数: 24

約数和(自身を含む): 50111712

約数和(自身を除く): 27953732

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 85223, 170446, 340892, 426115, 852230, 1107899, 1704460, 2215798, 4431596, 5539495, 11078990, 22157980]

約数ペア:

[(1, 22157980), (2, 11078990), (4, 5539495), (5, 4431596), (10, 2215798), (13, 1704460), (20, 1107899), (26, 852230), (52, 426115), (65, 340892), (130, 170446), (260, 85223)]