202015280

素因数分解:

$2^4\times 5^1\times {\mathrm{2525191}}^1$

素因数の和:2525204

約数の個数: 20

約数和(自身を含む): 469685712

約数和(自身を除く): 267670432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2525191, 5050382, 10100764, 12625955, 20201528, 25251910, 40403056, 50503820, 101007640, 202015280]

約数ペア:

[(1, 202015280), (2, 101007640), (4, 50503820), (5, 40403056), (8, 25251910), (10, 20201528), (16, 12625955), (20, 10100764), (40, 5050382), (80, 2525191)]