201533140

素因数分解:

$2^2\times 5^1\times {\mathrm{2789}}^1\times {\mathrm{3613}}^1$

素因数の和:6411

約数の個数: 24

約数和(自身を含む): 423488520

約数和(自身を除く): 221955380

約数列:

[1, 2, 4, 5, 10, 20, 2789, 3613, 5578, 7226, 11156, 13945, 14452, 18065, 27890, 36130, 55780, 72260, 10076657, 20153314, 40306628, 50383285, 100766570, 201533140]

約数ペア:

[(1, 201533140), (2, 100766570), (4, 50383285), (5, 40306628), (10, 20153314), (20, 10076657), (2789, 72260), (3613, 55780), (5578, 36130), (7226, 27890), (11156, 18065), (13945, 14452)]