61486040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19963}}^1$

素因数の和:19992

約数の個数: 64

約数和(自身を含む): 172488960

約数和(自身を除く): 111002920

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 19963, 39926, 79852, 99815, 139741, 159704, 199630, 219593, 279482, 399260, 439186, 558964, 698705, 798520, 878372, 1097965, 1117928, 1397410, 1537151, 1756744, 2195930, 2794820, 3074302, 4391860, 5589640, 6148604, 7685755, 8783720, 12297208, 15371510, 30743020, 61486040]

約数ペア:

[(1, 61486040), (2, 30743020), (4, 15371510), (5, 12297208), (7, 8783720), (8, 7685755), (10, 6148604), (11, 5589640), (14, 4391860), (20, 3074302), (22, 2794820), (28, 2195930), (35, 1756744), (40, 1537151), (44, 1397410), (55, 1117928), (56, 1097965), (70, 878372), (77, 798520), (88, 698705), (110, 558964), (140, 439186), (154, 399260), (220, 279482), (280, 219593), (308, 199630), (385, 159704), (440, 139741), (616, 99815), (770, 79852), (1540, 39926), (3080, 19963)]