20565763560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{57127121}}^1$

素因数の和:57127138

約数の個数: 48

約数和(自身を含む): 66838732740

約数和(自身を除く): 46272969180

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 57127121, 114254242, 171381363, 228508484, 285635605, 342762726, 457016968, 514144089, 571271210, 685525452, 856906815, 1028288178, 1142542420, 1371050904, 1713813630, 2056576356, 2285084840, 2570720445, 3427627260, 4113152712, 5141440890, 6855254520, 10282881780, 20565763560]

約数ペア:

[(1, 20565763560), (2, 10282881780), (3, 6855254520), (4, 5141440890), (5, 4113152712), (6, 3427627260), (8, 2570720445), (9, 2285084840), (10, 2056576356), (12, 1713813630), (15, 1371050904), (18, 1142542420), (20, 1028288178), (24, 856906815), (30, 685525452), (36, 571271210), (40, 514144089), (45, 457016968), (60, 342762726), (72, 285635605), (90, 228508484), (120, 171381363), (180, 114254242), (360, 57127121)]