138512140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{532739}}^1$

素因数の和:532761

約数の個数: 24

約数和(自身を含む): 313251120

約数和(自身を除く): 174738980

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 532739, 1065478, 2130956, 2663695, 5327390, 6925607, 10654780, 13851214, 27702428, 34628035, 69256070, 138512140]

約数ペア:

[(1, 138512140), (2, 69256070), (4, 34628035), (5, 27702428), (10, 13851214), (13, 10654780), (20, 6925607), (26, 5327390), (52, 2663695), (65, 2130956), (130, 1065478), (260, 532739)]