1240228

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{397}}^1$

素因数の和:483

約数の個数: 24

約数和(自身を含む): 2407104

約数和(自身を除く): 1166876

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 397, 781, 794, 1562, 1588, 3124, 4367, 8734, 17468, 28187, 56374, 112748, 310057, 620114, 1240228]

約数ペア:

[(1, 1240228), (2, 620114), (4, 310057), (11, 112748), (22, 56374), (44, 28187), (71, 17468), (142, 8734), (284, 4367), (397, 3124), (781, 1588), (794, 1562)]