15725440

素因数分解:

$2^7\times 5^1\times {\mathrm{24571}}^1$

素因数の和:24590

約数の個数: 32

約数和(自身を含む): 37595160

約数和(自身を除く): 21869720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 24571, 49142, 98284, 122855, 196568, 245710, 393136, 491420, 786272, 982840, 1572544, 1965680, 3145088, 3931360, 7862720, 15725440]

約数ペア:

[(1, 15725440), (2, 7862720), (4, 3931360), (5, 3145088), (8, 1965680), (10, 1572544), (16, 982840), (20, 786272), (32, 491420), (40, 393136), (64, 245710), (80, 196568), (128, 122855), (160, 98284), (320, 49142), (640, 24571)]