40075978

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{14447}}^1$

素因数の和:14541

約数の個数: 16

約数和(自身を含む): 64149120

約数和(自身を除く): 24073142

約数列:

[1, 2, 19, 38, 73, 146, 1387, 2774, 14447, 28894, 274493, 548986, 1054631, 2109262, 20037989, 40075978]

約数ペア:

[(1, 40075978), (2, 20037989), (19, 2109262), (38, 1054631), (73, 548986), (146, 274493), (1387, 28894), (2774, 14447)]