1018900

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{443}}^1$

素因数の和:480

約数の個数: 36

約数和(自身を含む): 2312352

約数和(自身を除く): 1293452

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 230, 443, 460, 575, 886, 1150, 1772, 2215, 2300, 4430, 8860, 10189, 11075, 20378, 22150, 40756, 44300, 50945, 101890, 203780, 254725, 509450, 1018900]

約数ペア:

[(1, 1018900), (2, 509450), (4, 254725), (5, 203780), (10, 101890), (20, 50945), (23, 44300), (25, 40756), (46, 22150), (50, 20378), (92, 11075), (100, 10189), (115, 8860), (230, 4430), (443, 2300), (460, 2215), (575, 1772), (886, 1150)]