20986300

素因数分解:

$2^2\times 5^2\times {\mathrm{59}}^1\times {\mathrm{3557}}^1$

素因数の和:3630

約数の個数: 36

約数和(自身を含む): 46325160

約数和(自身を除く): 25338860

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 59, 100, 118, 236, 295, 590, 1180, 1475, 2950, 3557, 5900, 7114, 14228, 17785, 35570, 71140, 88925, 177850, 209863, 355700, 419726, 839452, 1049315, 2098630, 4197260, 5246575, 10493150, 20986300]

約数ペア:

[(1, 20986300), (2, 10493150), (4, 5246575), (5, 4197260), (10, 2098630), (20, 1049315), (25, 839452), (50, 419726), (59, 355700), (100, 209863), (118, 177850), (236, 88925), (295, 71140), (590, 35570), (1180, 17785), (1475, 14228), (2950, 7114), (3557, 5900)]