40987840

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{5569}}^1$

素因数の和:5609

約数の個数: 56

約数和(自身を含む): 101864160

約数和(自身を除く): 60876320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 160, 184, 230, 320, 368, 460, 736, 920, 1472, 1840, 3680, 5569, 7360, 11138, 22276, 27845, 44552, 55690, 89104, 111380, 128087, 178208, 222760, 256174, 356416, 445520, 512348, 640435, 891040, 1024696, 1280870, 1782080, 2049392, 2561740, 4098784, 5123480, 8197568, 10246960, 20493920, 40987840]

約数ペア:

[(1, 40987840), (2, 20493920), (4, 10246960), (5, 8197568), (8, 5123480), (10, 4098784), (16, 2561740), (20, 2049392), (23, 1782080), (32, 1280870), (40, 1024696), (46, 891040), (64, 640435), (80, 512348), (92, 445520), (115, 356416), (160, 256174), (184, 222760), (230, 178208), (320, 128087), (368, 111380), (460, 89104), (736, 55690), (920, 44552), (1472, 27845), (1840, 22276), (3680, 11138), (5569, 7360)]