121712720

素因数分解:

$2^4\times 5^1\times {\mathrm{883}}^1\times {\mathrm{1723}}^1$

素因数の和:2619

約数の個数: 40

約数和(自身を含む): 283466976

約数和(自身を除く): 161754256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 883, 1723, 1766, 3446, 3532, 4415, 6892, 7064, 8615, 8830, 13784, 14128, 17230, 17660, 27568, 34460, 35320, 68920, 70640, 137840, 1521409, 3042818, 6085636, 7607045, 12171272, 15214090, 24342544, 30428180, 60856360, 121712720]

約数ペア:

[(1, 121712720), (2, 60856360), (4, 30428180), (5, 24342544), (8, 15214090), (10, 12171272), (16, 7607045), (20, 6085636), (40, 3042818), (80, 1521409), (883, 137840), (1723, 70640), (1766, 68920), (3446, 35320), (3532, 34460), (4415, 27568), (6892, 17660), (7064, 17230), (8615, 14128), (8830, 13784)]