2017840100

素因数分解:

$2^2\times 5^2\times {\mathrm{199}}^1\times {\mathrm{101399}}^1$

素因数の和:101612

約数の個数: 36

約数和(自身を含む): 4400760000

約数和(自身を除く): 2382919900

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 199, 398, 796, 995, 1990, 3980, 4975, 9950, 19900, 101399, 202798, 405596, 506995, 1013990, 2027980, 2534975, 5069950, 10139900, 20178401, 40356802, 80713604, 100892005, 201784010, 403568020, 504460025, 1008920050, 2017840100]

約数ペア:

[(1, 2017840100), (2, 1008920050), (4, 504460025), (5, 403568020), (10, 201784010), (20, 100892005), (25, 80713604), (50, 40356802), (100, 20178401), (199, 10139900), (398, 5069950), (796, 2534975), (995, 2027980), (1990, 1013990), (3980, 506995), (4975, 405596), (9950, 202798), (19900, 101399)]