1965270020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{727}}^1\times {\mathrm{19309}}^1$

素因数の和:20052

約数の個数: 48

約数和(自身を含む): 4723380480

約数和(自身を除く): 2758110460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 727, 1454, 2908, 3635, 5089, 7270, 10178, 14540, 19309, 20356, 25445, 38618, 50890, 77236, 96545, 101780, 135163, 193090, 270326, 386180, 540652, 675815, 1351630, 2703260, 14037643, 28075286, 56150572, 70188215, 98263501, 140376430, 196527002, 280752860, 393054004, 491317505, 982635010, 1965270020]

約数ペア:

[(1, 1965270020), (2, 982635010), (4, 491317505), (5, 393054004), (7, 280752860), (10, 196527002), (14, 140376430), (20, 98263501), (28, 70188215), (35, 56150572), (70, 28075286), (140, 14037643), (727, 2703260), (1454, 1351630), (2908, 675815), (3635, 540652), (5089, 386180), (7270, 270326), (10178, 193090), (14540, 135163), (19309, 101780), (20356, 96545), (25445, 77236), (38618, 50890)]