142704620

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{2207}}^1$

素因数の和:2330

約数の個数: 48

約数和(自身を含む): 310480128

約数和(自身を除く): 167775508

約数列:

[1, 2, 4, 5, 10, 20, 53, 61, 106, 122, 212, 244, 265, 305, 530, 610, 1060, 1220, 2207, 3233, 4414, 6466, 8828, 11035, 12932, 16165, 22070, 32330, 44140, 64660, 116971, 134627, 233942, 269254, 467884, 538508, 584855, 673135, 1169710, 1346270, 2339420, 2692540, 7135231, 14270462, 28540924, 35676155, 71352310, 142704620]

約数ペア:

[(1, 142704620), (2, 71352310), (4, 35676155), (5, 28540924), (10, 14270462), (20, 7135231), (53, 2692540), (61, 2339420), (106, 1346270), (122, 1169710), (212, 673135), (244, 584855), (265, 538508), (305, 467884), (530, 269254), (610, 233942), (1060, 134627), (1220, 116971), (2207, 64660), (3233, 44140), (4414, 32330), (6466, 22070), (8828, 16165), (11035, 12932)]