20602240

素因数分解:

$2^7\times 5^1\times {\mathrm{32191}}^1$

素因数の和:32210

約数の個数: 32

約数和(自身を含む): 49253760

約数和(自身を除く): 28651520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 32191, 64382, 128764, 160955, 257528, 321910, 515056, 643820, 1030112, 1287640, 2060224, 2575280, 4120448, 5150560, 10301120, 20602240]

約数ペア:

[(1, 20602240), (2, 10301120), (4, 5150560), (5, 4120448), (8, 2575280), (10, 2060224), (16, 1287640), (20, 1030112), (32, 643820), (40, 515056), (64, 321910), (80, 257528), (128, 160955), (160, 128764), (320, 64382), (640, 32191)]