490354312

素因数分解:

$2^3\times 7^1\times {\mathrm{509}}^1\times {\mathrm{17203}}^1$

素因数の和:17725

約数の個数: 32

約数和(自身を含む): 1052884800

約数和(自身を除く): 562530488

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 509, 1018, 2036, 3563, 4072, 7126, 14252, 17203, 28504, 34406, 68812, 120421, 137624, 240842, 481684, 963368, 8756327, 17512654, 35025308, 61294289, 70050616, 122588578, 245177156, 490354312]

約数ペア:

[(1, 490354312), (2, 245177156), (4, 122588578), (7, 70050616), (8, 61294289), (14, 35025308), (28, 17512654), (56, 8756327), (509, 963368), (1018, 481684), (2036, 240842), (3563, 137624), (4072, 120421), (7126, 68812), (14252, 34406), (17203, 28504)]