19537956520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{393593}}^1$

素因数の和:393694

約数の個数: 64

約数和(自身を含む): 47184048720

約数和(自身を除く): 27646092200

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 73, 85, 136, 146, 170, 292, 340, 365, 584, 680, 730, 1241, 1460, 2482, 2920, 4964, 6205, 9928, 12410, 24820, 49640, 393593, 787186, 1574372, 1967965, 3148744, 3935930, 6691081, 7871860, 13382162, 15743720, 26764324, 28732289, 33455405, 53528648, 57464578, 66910810, 114929156, 133821620, 143661445, 229858312, 267643240, 287322890, 488448913, 574645780, 976897826, 1149291560, 1953795652, 2442244565, 3907591304, 4884489130, 9768978260, 19537956520]

約数ペア:

[(1, 19537956520), (2, 9768978260), (4, 4884489130), (5, 3907591304), (8, 2442244565), (10, 1953795652), (17, 1149291560), (20, 976897826), (34, 574645780), (40, 488448913), (68, 287322890), (73, 267643240), (85, 229858312), (136, 143661445), (146, 133821620), (170, 114929156), (292, 66910810), (340, 57464578), (365, 53528648), (584, 33455405), (680, 28732289), (730, 26764324), (1241, 15743720), (1460, 13382162), (2482, 7871860), (2920, 6691081), (4964, 3935930), (6205, 3148744), (9928, 1967965), (12410, 1574372), (24820, 787186), (49640, 393593)]