2012729900

素因数分解:

$2^2\times 5^2\times {\mathrm{409}}^1\times {\mathrm{49211}}^1$

素因数の和:49634

約数の個数: 36

約数和(自身を含む): 4378391640

約数和(自身を除く): 2365661740

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 409, 818, 1636, 2045, 4090, 8180, 10225, 20450, 40900, 49211, 98422, 196844, 246055, 492110, 984220, 1230275, 2460550, 4921100, 20127299, 40254598, 80509196, 100636495, 201272990, 402545980, 503182475, 1006364950, 2012729900]

約数ペア:

[(1, 2012729900), (2, 1006364950), (4, 503182475), (5, 402545980), (10, 201272990), (20, 100636495), (25, 80509196), (50, 40254598), (100, 20127299), (409, 4921100), (818, 2460550), (1636, 1230275), (2045, 984220), (4090, 492110), (8180, 246055), (10225, 196844), (20450, 98422), (40900, 49211)]