47784440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{487}}^1$

素因数の和:732

約数の個数: 64

約数和(自身を含む): 118056960

約数和(自身を除く): 70272520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 223, 440, 446, 487, 892, 974, 1115, 1784, 1948, 2230, 2435, 2453, 3896, 4460, 4870, 4906, 5357, 8920, 9740, 9812, 10714, 12265, 19480, 19624, 21428, 24530, 26785, 42856, 49060, 53570, 98120, 107140, 108601, 214280, 217202, 434404, 543005, 868808, 1086010, 1194611, 2172020, 2389222, 4344040, 4778444, 5973055, 9556888, 11946110, 23892220, 47784440]

約数ペア:

[(1, 47784440), (2, 23892220), (4, 11946110), (5, 9556888), (8, 5973055), (10, 4778444), (11, 4344040), (20, 2389222), (22, 2172020), (40, 1194611), (44, 1086010), (55, 868808), (88, 543005), (110, 434404), (220, 217202), (223, 214280), (440, 108601), (446, 107140), (487, 98120), (892, 53570), (974, 49060), (1115, 42856), (1784, 26785), (1948, 24530), (2230, 21428), (2435, 19624), (2453, 19480), (3896, 12265), (4460, 10714), (4870, 9812), (4906, 9740), (5357, 8920)]