202225420

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{64403}}^1$

素因数の和:64569

約数の個数: 24

約数和(自身を含む): 427384944

約数和(自身を除く): 225159524

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 64403, 128806, 257612, 322015, 644030, 1288060, 10111271, 20222542, 40445084, 50556355, 101112710, 202225420]

約数ペア:

[(1, 202225420), (2, 101112710), (4, 50556355), (5, 40445084), (10, 20222542), (20, 10111271), (157, 1288060), (314, 644030), (628, 322015), (785, 257612), (1570, 128806), (3140, 64403)]