5021720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1$

素因数の和:236

約数の個数: 64

約数和(自身を含む): 12558240

約数和(自身を除く): 7536520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 101, 110, 113, 202, 220, 226, 404, 440, 452, 505, 565, 808, 904, 1010, 1111, 1130, 1243, 2020, 2222, 2260, 2486, 4040, 4444, 4520, 4972, 5555, 6215, 8888, 9944, 11110, 11413, 12430, 22220, 22826, 24860, 44440, 45652, 49720, 57065, 91304, 114130, 125543, 228260, 251086, 456520, 502172, 627715, 1004344, 1255430, 2510860, 5021720]

約数ペア:

[(1, 5021720), (2, 2510860), (4, 1255430), (5, 1004344), (8, 627715), (10, 502172), (11, 456520), (20, 251086), (22, 228260), (40, 125543), (44, 114130), (55, 91304), (88, 57065), (101, 49720), (110, 45652), (113, 44440), (202, 24860), (220, 22826), (226, 22220), (404, 12430), (440, 11413), (452, 11110), (505, 9944), (565, 8888), (808, 6215), (904, 5555), (1010, 4972), (1111, 4520), (1130, 4444), (1243, 4040), (2020, 2486), (2222, 2260)]