15660940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41213}}^1$

素因数の和:41241

約数の個数: 24

約数和(自身を含む): 34619760

約数和(自身を除く): 18958820

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 41213, 82426, 164852, 206065, 412130, 783047, 824260, 1566094, 3132188, 3915235, 7830470, 15660940]

約数ペア:

[(1, 15660940), (2, 7830470), (4, 3915235), (5, 3132188), (10, 1566094), (19, 824260), (20, 783047), (38, 412130), (76, 206065), (95, 164852), (190, 82426), (380, 41213)]