31820740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{6143}}^1$

素因数の和:6196

約数の個数: 48

約数和(自身を含む): 78446592

約数和(自身を除く): 46625852

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 5180, 6143, 12286, 24572, 30715, 43001, 61430, 86002, 122860, 172004, 215005, 227291, 430010, 454582, 860020, 909164, 1136455, 1591037, 2272910, 3182074, 4545820, 6364148, 7955185, 15910370, 31820740]

約数ペア:

[(1, 31820740), (2, 15910370), (4, 7955185), (5, 6364148), (7, 4545820), (10, 3182074), (14, 2272910), (20, 1591037), (28, 1136455), (35, 909164), (37, 860020), (70, 454582), (74, 430010), (140, 227291), (148, 215005), (185, 172004), (259, 122860), (370, 86002), (518, 61430), (740, 43001), (1036, 30715), (1295, 24572), (2590, 12286), (5180, 6143)]