133021180

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{74731}}^1$

素因数の和:74829

約数の個数: 24

約数和(自身を含む): 282486960

約数和(自身を除く): 149465780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 74731, 149462, 298924, 373655, 747310, 1494620, 6651059, 13302118, 26604236, 33255295, 66510590, 133021180]

約数ペア:

[(1, 133021180), (2, 66510590), (4, 33255295), (5, 26604236), (10, 13302118), (20, 6651059), (89, 1494620), (178, 747310), (356, 373655), (445, 298924), (890, 149462), (1780, 74731)]