55644420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71339}}^1$

素因数の和:71364

約数の個数: 48

約数和(自身を含む): 167791680

約数和(自身を除く): 112147260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 71339, 142678, 214017, 285356, 356695, 428034, 713390, 856068, 927407, 1070085, 1426780, 1854814, 2140170, 2782221, 3709628, 4280340, 4637035, 5564442, 9274070, 11128884, 13911105, 18548140, 27822210, 55644420]

約数ペア:

[(1, 55644420), (2, 27822210), (3, 18548140), (4, 13911105), (5, 11128884), (6, 9274070), (10, 5564442), (12, 4637035), (13, 4280340), (15, 3709628), (20, 2782221), (26, 2140170), (30, 1854814), (39, 1426780), (52, 1070085), (60, 927407), (65, 856068), (78, 713390), (130, 428034), (156, 356695), (195, 285356), (260, 214017), (390, 142678), (780, 71339)]