45138940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29311}}^1$

素因数の和:29338

約数の個数: 48

約数和(自身を含む): 118185984

約数和(自身を除く): 73047044

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 29311, 58622, 117244, 146555, 205177, 293110, 322421, 410354, 586220, 644842, 820708, 1025885, 1289684, 1612105, 2051770, 2256947, 3224210, 4103540, 4513894, 6448420, 9027788, 11284735, 22569470, 45138940]

約数ペア:

[(1, 45138940), (2, 22569470), (4, 11284735), (5, 9027788), (7, 6448420), (10, 4513894), (11, 4103540), (14, 3224210), (20, 2256947), (22, 2051770), (28, 1612105), (35, 1289684), (44, 1025885), (55, 820708), (70, 644842), (77, 586220), (110, 410354), (140, 322421), (154, 293110), (220, 205177), (308, 146555), (385, 117244), (770, 58622), (1540, 29311)]