203876260

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{208037}}^1$

素因数の和:208060

約数の個数: 36

約数和(自身を含む): 498042972

約数和(自身を除く): 294166712

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 208037, 416074, 832148, 1040185, 1456259, 2080370, 2912518, 4160740, 5825036, 7281295, 10193813, 14562590, 20387626, 29125180, 40775252, 50969065, 101938130, 203876260]

約数ペア:

[(1, 203876260), (2, 101938130), (4, 50969065), (5, 40775252), (7, 29125180), (10, 20387626), (14, 14562590), (20, 10193813), (28, 7281295), (35, 5825036), (49, 4160740), (70, 2912518), (98, 2080370), (140, 1456259), (196, 1040185), (245, 832148), (490, 416074), (980, 208037)]