40415210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{127}}^1\times {\mathrm{263}}^1$

素因数の和:419

約数の個数: 48

約数和(自身を含む): 80898048

約数和(自身を除く): 40482838

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 127, 242, 254, 263, 526, 605, 635, 1210, 1270, 1315, 1397, 2630, 2794, 2893, 5786, 6985, 13970, 14465, 15367, 28930, 30734, 31823, 33401, 63646, 66802, 76835, 153670, 159115, 167005, 318230, 334010, 367411, 734822, 1837055, 3674110, 4041521, 8083042, 20207605, 40415210]

約数ペア:

[(1, 40415210), (2, 20207605), (5, 8083042), (10, 4041521), (11, 3674110), (22, 1837055), (55, 734822), (110, 367411), (121, 334010), (127, 318230), (242, 167005), (254, 159115), (263, 153670), (526, 76835), (605, 66802), (635, 63646), (1210, 33401), (1270, 31823), (1315, 30734), (1397, 28930), (2630, 15367), (2794, 14465), (2893, 13970), (5786, 6985)]