40497974

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{2357}}^1$

素因数の和:2452

約数の個数: 24

約数和(自身を含む): 67740624

約数和(自身を除く): 27242650

約数列:

[1, 2, 11, 22, 71, 121, 142, 242, 781, 1562, 2357, 4714, 8591, 17182, 25927, 51854, 167347, 285197, 334694, 570394, 1840817, 3681634, 20248987, 40497974]

約数ペア:

[(1, 40497974), (2, 20248987), (11, 3681634), (22, 1840817), (71, 570394), (121, 334694), (142, 285197), (242, 167347), (781, 51854), (1562, 25927), (2357, 17182), (4714, 8591)]