54474440

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{223}}^1$

素因数の和:462

約数の個数: 64

約数和(自身を含む): 127733760

約数和(自身を除く): 73259320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 197, 223, 248, 310, 394, 446, 620, 788, 892, 985, 1115, 1240, 1576, 1784, 1970, 2230, 3940, 4460, 6107, 6913, 7880, 8920, 12214, 13826, 24428, 27652, 30535, 34565, 43931, 48856, 55304, 61070, 69130, 87862, 122140, 138260, 175724, 219655, 244280, 276520, 351448, 439310, 878620, 1361861, 1757240, 2723722, 5447444, 6809305, 10894888, 13618610, 27237220, 54474440]

約数ペア:

[(1, 54474440), (2, 27237220), (4, 13618610), (5, 10894888), (8, 6809305), (10, 5447444), (20, 2723722), (31, 1757240), (40, 1361861), (62, 878620), (124, 439310), (155, 351448), (197, 276520), (223, 244280), (248, 219655), (310, 175724), (394, 138260), (446, 122140), (620, 87862), (788, 69130), (892, 61070), (985, 55304), (1115, 48856), (1240, 43931), (1576, 34565), (1784, 30535), (1970, 27652), (2230, 24428), (3940, 13826), (4460, 12214), (6107, 8920), (6913, 7880)]