2018300620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{3109}}^1\times {\mathrm{4637}}^1$

素因数の和:7762

約数の個数: 48

約数和(自身を含む): 4846524480

約数和(自身を除く): 2828223860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 3109, 4637, 6218, 9274, 12436, 15545, 18548, 21763, 23185, 31090, 32459, 43526, 46370, 62180, 64918, 87052, 92740, 108815, 129836, 162295, 217630, 324590, 435260, 649180, 14416433, 28832866, 57665732, 72082165, 100915031, 144164330, 201830062, 288328660, 403660124, 504575155, 1009150310, 2018300620]

約数ペア:

[(1, 2018300620), (2, 1009150310), (4, 504575155), (5, 403660124), (7, 288328660), (10, 201830062), (14, 144164330), (20, 100915031), (28, 72082165), (35, 57665732), (70, 28832866), (140, 14416433), (3109, 649180), (4637, 435260), (6218, 324590), (9274, 217630), (12436, 162295), (15545, 129836), (18548, 108815), (21763, 92740), (23185, 87052), (31090, 64918), (32459, 62180), (43526, 46370)]